Business Calculators

Turn revenue and cost into gross profit, profit margin and markup — and see why margin and markup are not the same number.

Price a product from its cost and a target profit margin — the correct way to hit a margin, not a markup.

Apply a markup to your cost to get the selling price, profit and the resulting profit margin.

Add VAT or GST to a net price, remove it from a gross total, work back from the VAT amount or find the rate from a receipt. Rate presets for the UK, the EU, the Gulf, India, Canada, Australia and Latin America, a multi-item invoice with mixed rates and a country comparison.

See what a discount does to your profit: discounted price, profit after the discount and the margin that survives it.

Work out CPM (cost per 1,000 impressions) from campaign cost and impressions — or reverse it to find impressions from a budget.

Calculate return on ad spend (ROAS) as a ratio and a percentage, with a quick verdict on whether the campaign pays.

Find your conversion rate from conversions and visitors — and see how many conversions a target rate would produce.

Calculate customer churn and retention rates for a period, and understand the recurring-revenue impact.

Estimate customer lifetime value from average purchase, frequency and lifespan — with an optional margin-adjusted figure.

Find the number of units and the revenue you need to cover fixed and variable costs — your break-even point.

Work out the hourly rate you must charge to hit your income goal after expenses, based on real billable hours.

Total an invoice from line items, a discount and a tax rate — with the subtotal, discount, tax and grand total broken out.

Estimate your take-home pay per paycheck from salary, pay frequency and 401(k) — a rough federal-only calculation.

Convert an hourly wage to annual, monthly, biweekly, weekly and daily pay, with overtime, paid or unpaid days off and an optional after-tax estimate. It also turns a salary back into an hourly rate.

Calculate regular pay, overtime pay and total pay from an hourly rate, hours and an overtime multiplier.

Add GST to a net amount or remove it from a GST-inclusive total — with the net price, GST amount and gross broken out.

Calculate EBITDA from net income, interest, taxes, depreciation and amortization — plus the EBITDA margin against revenue.

Estimate what a business is worth with an SDE, EBITDA or revenue multiple or a discounted cash flow (DCF): enterprise and equity value, a low–high range from editable typical multiples, SDE and adjusted EBITDA built from add-backs, an asset floor, your stake and a year-by-year DCF with sensitivity table.

Calculate customer acquisition cost (CAC) from sales and marketing spend, and check the LTV:CAC ratio that tells you if growth pays.

Find the internal rate of return (IRR) on an investment with equal annual cash inflows — the discount rate that makes its net present value zero.

Calculate inventory turnover from COGS and average inventory, plus days inventory outstanding — how many days of stock you hold.

Calculate accounts receivable turnover from net credit sales and average receivables, plus days sales outstanding (DSO) — how fast you collect.

Calculate monthly and annual recurring revenue (MRR and ARR) from your customer count and average revenue per account — with churned MRR.

Estimate your real YouTube ad payout and effective RPM from monthly views, CPM, monetized-views %, invalid traffic and withholding tax — after YouTube’s 45% cut.

Price a podcast ad from downloads, CPM and ad spots, then see the breakeven — how many product sales the sponsor needs and the projected ROI of the campaign.

Reverse-calculate what to quote a client so you actually keep your target amount — after the platform fee, withdrawal fee and currency-conversion loss.

Find the breakeven ROAS and maximum cost per sale for your product — the exact ad efficiency and CPA where a paid campaign stops losing money.

Estimate your monthly Amazon FBA storage fees from item size, units in stock and season — with the per-unit cost.

Estimate the landed cost of imported goods — customs duty, VAT/GST and fees on top of product and shipping cost.

Work out cost per click (CPC) from your total ad spend and clicks — the price you pay for each visit an ad sends you.

Calculate click-through rate (CTR) from clicks and impressions — the share of people who saw your ad or link and clicked it.

Calculate cost per acquisition (CPA) from ad spend and conversions — what each sale, signup or lead costs you.

Calculate average order value (AOV) from total revenue and number of orders — how much a typical customer spends per purchase.

Calculate your monthly net burn rate from cash at the start and end of a period — plus the runway that remaining cash buys.

Calculate how many months of runway your cash buys at your current monthly burn — and the approximate month your cash runs out.

Calculate average revenue per user (ARPU) from total revenue and active users — with the annualized figure for monthly ARPU.

Calculate contribution margin per unit, contribution margin ratio and total contribution from price, variable cost and units sold.

Calculate the current ratio from current assets and current liabilities — a quick read on whether a business can cover its short-term bills.

Calculate the quick ratio (acid-test) from current assets, inventory and current liabilities — a strict test of short-term liquidity.

Calculate working capital and the working-capital ratio from current assets and current liabilities — the short-term cash cushion that funds operations.

Calculate customer retention rate from customers at the start and end of a period and new customers acquired — plus churn and customers retained.

Full break-even analysis: break-even units and revenue, the volume for a target profit, and your margin of safety against expected sales.

Turn revenue and cost of goods sold into gross profit, gross margin and the equivalent markup — the top line of profitability.

Work down from revenue through COGS, operating expenses and taxes to net profit — with gross, operating and net margins side by side.

Find the markup percentage from your cost and selling price — plus the profit per unit and the margin the same sale produces.

Estimate subscription LTV from monthly revenue per user, gross margin and churn — the retention-based formula for recurring-revenue businesses.

Divide sales and marketing spend by new customers to get CAC — then compare it to LTV for the ratio that decides whether growth pays.

Measure MRR churn and net revenue retention: gross revenue churn, net churn after expansion, and the NRR that decides if you grow without new sales.

Build MRR and ARR from your customer count and average revenue per account, then project forward at a monthly growth rate.

Calculate ROI as a percentage plus the annualized return over your holding period — so a two-year and a five-year gain are actually comparable.

Find how long an investment takes to pay for itself from its annual cash flow — the simple and, optionally, discounted payback period.

Calculate inventory turnover from COGS and average inventory, plus the days-sales-of-inventory that shows how long stock sits on the shelf.

See the true cost of an employee beyond salary — payroll taxes, bonus, benefits and overhead — as an annual total, a load factor and a real hourly cost.

Find the hourly rate a freelancer must bill to keep a target take-home income after self-employment tax, expenses and unpaid time off.

Convert between profit margin and markup in either direction — the same profit measured against price versus against cost.

See the net selling price after a discount, the profit and margin that survive it, and the deepest discount you can give before losing money.

Calculate sales pay with a base salary plus a two-tier commission — one rate up to a threshold and a higher rate above it.

Price a product by adding a markup to its fully loaded unit cost — materials, labor and overhead — and see the resulting profit and margin.

Calculate total contribution margin and the contribution margin ratio from sales and variable costs, then find the break-even revenue.

Calculate operating income and operating margin from revenue, cost of goods sold and operating expenses — plus the gross margin alongside.

Build EBITDA from net income by adding back interest, taxes, depreciation and amortization, then express it as a margin on revenue.

Estimate the operating cash tied up in the business — inventory plus receivables minus payables — and see it as a share of revenue.

Calculate DSO — the average number of days it takes to collect payment — from accounts receivable and credit sales over a period.

Find how many units and how much revenue you must sell to cover fixed costs and hit a specific profit target.

Estimate a business valuation from a revenue multiple or an EBITDA multiple, and see the implied value the other way for a sanity check.

Measure the true return on a marketing campaign from the revenue it drove, your gross margin and the amount you spent.

Turn ad revenue and ad cost into ROAS, its ratio, and the ACoS — plus the break-even ROAS your margin requires.

Work out your average cost per click from ad spend and clicks — and how many clicks a budget will buy.

Convert ad spend and impressions into CPM — the cost per thousand impressions — and the reach a budget will buy.

Click-through rate from clicks and impressions — or solve for the clicks or impressions a CTR implies — with a confidence interval, channel benchmarks (search, display, social, email), CPC, CPM, conversion rate, CPA and ROAS from spend and conversions, email click-to-open rate, an A/B significance test and the clicks needed to reach a target CTR.

Convert visitors and sales into a conversion rate, a 1-in-N ratio, and the revenue each visitor is worth.

Turn an email campaign’s revenue, cost and list size into ROI, revenue per email, and profit earned.

Find the share of customers you kept over a period — retention and churn — excluding new sign-ups from the count.

Enter promoter, passive and detractor counts to compute your Net Promoter Score and each group’s share.

Divide total revenue by order count to get average order value — and project revenue from a target AOV.

Compare two periods to get the sales growth rate, the absolute change, and the growth multiple.

Estimate the fully loaded cost of your team — wages plus employer payroll taxes and benefits — per employee and in total.

Convert a salary or any paycheck amount into an hourly rate from the hours you actually work, with paid time off, bonus and benefits, after-tax pay and a table for every pay period.

Measure what share of your working hours are actually billable — the core productivity metric for agencies, consultants and freelancers.

Build a client quote from estimated hours and rate, then layer on materials, a contingency buffer and your profit markup.

Work out how many hours a monthly retainer buys, the effective hourly rate, and whether a discounted retainer still pays.

Turn indirect overhead costs into an allocation rate against direct labor or sales, so you can load overhead into every job you price.

Subtract cost of goods sold from revenue to get gross profit and gross margin — the money left to cover overhead and profit.

Work down from revenue through COGS, operating expenses, interest and tax to the net profit and net margin your business truly keeps.

Net cash inflows against outflows to find your net cash flow, closing balance and whether the period ran cash-positive.

See how many months of cash you have left from your current balance and net monthly burn — and the date the runway ends.

Measure gross and net monthly burn from the cash you spent over a period, then convert your balance into months of runway.

Turn a revenue goal (a set amount or growth on last period) into units still to sell, the daily and weekly run rate, your current pace and projected finish, per-rep targets, and the deals, opportunities and leads your funnel needs.

Calculate a marginal tiered-commission payout where each band of sales earns a higher rate, plus your blended effective rate.

Find the sales revenue you must reach to cover all costs — break-even in dollars from fixed costs and contribution margin ratio.

Set the selling price that hits your target net profit margin after cost and per-unit operating expenses.

See how much extra volume a discount must generate just to keep the same total gross profit — the hidden cost of a sale.

Measure how sensitive demand is to price using the midpoint method — elasticity, whether demand is elastic, and the revenue implication.

Know exactly when to reorder — safety stock and reorder point from daily demand, lead time and a service-level buffer.

Find the order size that minimises total inventory cost — EOQ, orders per year and the ordering cycle from demand, order cost and holding cost.

Add up the real cost of holding stock — storage, capital, insurance and shrinkage — as an annual dollar figure and a percentage of inventory value.

Measure how many gross-margin dollars each dollar of inventory returns — gross margin return on investment for retail buying decisions.

See what share of received stock actually sold in a period — sell-through rate, units remaining and days of inventory left at the current pace.

Turn a wholesale cost into a retail price with your markup — retail price, profit per unit and the resulting margin, keystone included.

Track subscription momentum — net new MRR, month-over-month growth rate and the MRR you would reach in a year at that pace.

Judge the health of your unit economics — LTV:CAC ratio and CAC payback period from margin, churn and acquisition cost.

Add up monthly and annual recurring revenue across your Basic, Pro and Enterprise tiers, and see the blended ARPU and revenue mix each plan contributes.

Estimate customer lifetime value from monthly revenue, gross margin and churn — the churn rate sets how long a customer stays, which is what really drives LTV.

Find how many months of gross profit it takes to earn back the cost of acquiring a customer — the SaaS cash-efficiency metric that sits alongside LTV/CAC.

Add your revenue growth rate to your profit margin and check whether a software business clears the Rule of 40 benchmark investors use to balance growth and profitability.

Compute net revenue retention (NRR) and gross revenue retention (GRR) from starting MRR plus expansion, contraction and churn — the metrics that show whether your base grows on its own.

Calculate average revenue per paying user (ARPPU) and compare it with blended ARPU across all users — the pair that reveals both monetization depth and conversion.

Measure sales-and-marketing efficiency: how much new annual recurring revenue each dollar of prior-quarter S&M spend generated, scored against the 0.75 and 1.0 benchmarks.

Divide new plus expansion MRR by churned plus contraction MRR to get the SaaS growth quick ratio — how many dollars you add for each dollar you lose.

Work out your K-factor from invites per user and their conversion rate, and see whether each user brings in more than one new user — the threshold for true viral growth.

Turn a free-user base and a free-to-paid conversion rate into paying users and monthly recurring revenue, and see the revenue value of every free signup.

Measure the return on a webinar or event: pipeline and revenue from attendees who convert, net profit after cost, ROI percentage and cost per lead.

Estimate affiliate earnings from clicks, conversion rate, average order value and commission rate — with earnings per click (EPC) to compare offers on one number.

Turn tracked hours and minutes at your hourly rate into a clean invoice total, with optional tax and rounding to the nearest billing increment.

Work out the late fee and interest owed on an overdue invoice from the balance, your late-fee terms and the number of days past due.

Build a purchase order total from unit price and quantity, then layer on a discount, sales tax and shipping to see the exact amount owed.

Price a client quote to hit a target profit margin: enter your job cost and desired margin to get the quote price, profit and the equivalent markup.

Estimate a contractor bid from materials, labor hours, subcontractor costs, overhead and profit — the full built-up price you can put in front of a client.

Convert an hourly rate and estimated hours into a fixed project fee, with a risk buffer for scope creep and the effective rate you would actually earn.

Calculate the fully loaded cost of staffing a shift: workers, hours, wage, a payroll burden multiplier and overtime beyond the standard shift length.

See what a meeting really costs: multiply attendees, their average salary and the meeting length to get the dollar value of the time in the room.

Decide whether a software tool pays for itself: weigh the hours it saves per person against its cost to get the net annual gain, ROI and payback period.

Price a per-seat software subscription: combine seats, price, billing cycle and any annual discount to see your monthly and yearly spend and cost per active seat.

Find the true cost per printed page from ink or toner price and yield, page coverage, colour cartridges, paper, duplex and drum — plus what a print run, a month and a year cost, the printer’s own cost per page, and the break-even point against another printer.

See how shipping erodes your profit: compare margin with and without free shipping, and find the order value where absorbing shipping still pays.

See how a new funding round dilutes your ownership — your stake before and after, the investor’s slice, and the dilution factor.

Turn a share count into an ownership percentage — both basic and fully diluted once the option pool is counted.

See who pays for a new option pool: how a pre-money pool carve-out splits ownership between founders and the incoming investor.

See how a SAFE converts at the priced round — which of the valuation cap or discount wins, and the ownership the investor earns.

Work out post-money valuation, investor ownership and price per share from the pre-money, post-money or the stake offered — with SAFE and convertible note conversion (cap, discount, interest), the option pool shuffle and a cap table before and after the round.

Value a stock option grant as it vests: vested shares, the gain over your strike price, and what the whole grant is worth.

Divide annual revenue by headcount to get revenue per employee — a quick read on workforce productivity.

Measure the gross profit each worker generates — revenue minus cost of goods, divided by headcount.

Calculate DPO — the average number of days your business takes to pay its suppliers, from accounts payable and cost of goods.

Calculate DIO — the average number of days inventory sits before it sells — from average inventory and cost of goods sold.

Combine days inventory, days sales and days payable outstanding into the cash conversion cycle — how long cash is tied up.

Measure how efficiently working capital generates sales — revenue divided by net working capital, plus the working-capital figure itself.

Add up the ingredient cost of a single plated dish, then see its food cost percentage and gross profit at your menu price.

Turn as-purchased ingredient cost into the true edible-portion cost after trim and cooking loss, so your plate cost reflects what you actually serve.

Divide total labor cost by sales to get your labor cost percentage — the benchmark that tells you if staffing is in line with revenue.

Combine cost of goods and total labor into prime cost and prime cost percentage — the single number restaurant operators manage to.

Estimate a restaurant’s revenue from seats, table turns and average check — and see how one extra turn per night changes the total.

Calculate hotel RevPAR — revenue per available room — from occupancy and average daily rate, the core measure of rooms performance.

Work out sales per square foot (or square meter) of selling space from yearly, monthly or weekly sales, see what a target needs, and add gross margin and rent to get margin per square foot, occupancy cost ratio and break-even sales density.

Compare how many gross-margin dollars each product category returns per dollar of inventory investment — GMROI at the category level.

Find your inventory shrinkage rate from book versus counted stock, and see the lost value as a share of sales.

Weigh a clearance markdown against the cost of holding stock: recovered cash, profit or loss per unit, and whether clearing beats carrying.

Turn a month’s sales into a seasonal index against your monthly average, and project a target year across the same seasonal pattern.

Work out how many staff you need to cover forecast demand from a target service ratio — and see the gap versus who is scheduled.

See what an Amazon sale actually nets you after the referral fee, FBA fulfillment fee and your PPC advertising cost — the real per-unit profit and margin.

Work out the true landed cost per unit of imported goods — product cost plus freight, import duty and insurance spread across the shipment.

Estimate the aged-inventory surcharge Amazon adds to units stored over 365 days in FBA, plus the ongoing monthly storage cost, from your item size and quantity.

Calculate the real profit and margin on a dropshipped order after supplier cost, payment processing fees and the ad spend it takes to win each customer.

Profit per sale on a print-on-demand product after the provider base cost, shipping and every marketplace fee (Etsy transaction, payment processing, listing, Offsite Ads, currency conversion) — or the price to charge for a target margin or profit, with an Etsy, eBay, Shopify and own-site comparison and monthly totals.

Model a subscription box: contribution margin per box, expected customer lifetime from churn, lifetime value and the LTV-to-CAC ratio that tells you if it scales.

See what product returns really cost: refunded revenue, return handling, unrecovered goods and the hit to your profit and margin at any return rate.

Find the return on ad spend you must hit just to break even, from your product margin — plus the matching break-even ACoS and profit-target ROAS.

Check whether a discount code still makes money: profit per redeemed order, total campaign profit and how many extra sales the coupon must drive to pay for itself.

Price a product bundle for profit: bundle margin, profit per bundle and the discount customers get versus buying every item separately.

Find the lowest price you can sell at and still hit your target margin, from variable cost, allocated overhead and the profit you refuse to go below.

Set the Etsy listing price that hits your profit-margin target after every fee — transaction, payment processing and the fixed listing and payment charges.

Turn content spend and the revenue it drove into a clear ROI percentage and revenue-to-cost ratio.

Put a dollar figure on your organic search traffic by pricing it at what the same clicks would cost through paid ads.

Find what each email subscriber is worth per month and per year, and the total annual value of your list.

Project webinar revenue from registrants, attendance rate, conversion rate and average sale — the full funnel in one pass.

Set the right lead-score cutoff by matching how many leads sales can work — see the pass rate, leads handed over and revenue.

Compare open pipeline to your sales target and win rate — coverage ratio, expected closings and the pipeline you actually need.

Measure attainment against quota, the gap remaining, and — using the period elapsed — where you are on pace to finish.

Combine opportunities, deal size, win rate and sales-cycle length into sales velocity — the revenue your pipeline generates per day.

Work out the win rate you must hit to reach a revenue target from the opportunities and deal size you have.

Size a marketing budget from a target percentage of revenue, and check what your current spend represents as a share of sales.

Compare customer acquisition cost across up to three channels, plus the blended CAC — and see which channel wins customers cheapest.

Separate blended CAC from paid CAC by removing organic customers — the acquisition cost your paid spend actually buys.

Turn your take-home goal into a daily billing target based on the real number of billable days you can sell in a year.

Convert an employee salary into the freelance day rate that actually matches it, once benefits, taxes and unbillable time are added back.

See whether a fixed-fee project actually made money after labour, subcontractors and expenses — with the effective hourly rate it earned.

Put a number on unbilled extra work: what scope creep costs you and how much it erodes a fixed-fee project’s margin.

Compare a flat monthly retainer to hourly billing and find the number of hours where the two break even.

Combine junior, mid and senior hours into one blended hourly rate for proposals — the weighted average clients actually pay.

Mark up subcontracted work correctly: see the client price, your margin and markup when you resell someone else’s hours.

Estimate a fair kill fee when a project is cancelled — covering work done plus a percentage of the remaining fee.

Price expedited work fairly: add a rush surcharge to a base fee and see the effective premium per day saved.

Cost out revisions beyond your included rounds and see what extra changes do to a project’s effective hourly rate.

Value the time you invest in portfolio, spec or content work against the paid business it brings in — a return-on-time-invested calculator.

Compare specialising against staying generalist: weigh a higher niche rate and fewer billable hours against generalist volume.

Classify a menu item as a Star, Plowhorse, Puzzle or Dog from its popularity and contribution margin — the two axes menu engineers use to redesign a menu.

Build a standardized recipe cost card: total ingredient cost, cost per portion, target menu price and the resulting food cost percentage.

Track beverage cost percentage — the cost of drinks poured as a share of beverage sales — the way bar and restaurant managers benchmark a bar program.

Work out the pour cost of a single drink — the cost of the liquor poured divided by its menu price — and the profit each pour makes.

Measure food (or inventory) waste as a percentage of purchases or usage, convert it to a dollar cost, and see what trimming it is worth.

Split a shared tip pool fairly by hours worked — each person earns a points-per-hour share of the total, not an equal cut.

Figure out how many servers a dining room needs by dividing total tables by your tables-per-server standard, with the covers each server carries.

Turn kitchen payroll into a labor cost per cover and a kitchen-labor percentage of sales — the two numbers that tell you if a shift was staffed right.

Plan a staged retail markdown cadence — successive percent-off steps from full price to clearance — and see the final price, cumulative discount and margin at each stage.

Calculate open-to-buy — the merchandise dollars a retail buyer still has left to order this period after planned sales, markdowns and stock targets.

Track weekly sell-through rate on a buy — units sold versus units received — and project the weeks to clear the remaining stock at the current pace.

Convert store foot traffic into a conversion rate, average transaction value and sales per visitor — the core metrics of retail store performance.

See what a percentage-of-rent management fee actually costs across your units — the annual and monthly bite, and what net rental income is left.

Add up the real cost of a move-out — lost rent during vacancy, make-ready repairs, leasing commission and marketing — in dollars and months of rent.

Roll up a property’s gross potential rent from unit count and average rent, add other income, and see the annual, monthly and per-unit totals.

Turn gross potential rent into effective gross income by subtracting vacancy and credit loss and adding other income — the real top line of a property.

Divide operating expenses by effective gross income to get the operating expense ratio — and the net operating income left over.

Find the occupancy rate a rental must hold to cover operating expenses plus debt service — and the cushion above break-even before you lose money.

Turn a major component’s replacement cost and useful life into the annual replacement reserve you should set aside per unit and per month.

See how a new assessed value changes your property tax bill — the new annual and monthly tax, the dollar increase and the percent change.

Project rent under a fixed annual escalation — the final-year rent, total rent over the term, and how much the escalations add versus flat rent.

Split common area maintenance costs by pro-rata share of square footage, add the admin fee, and get a tenant’s annual, monthly and per-sq-ft CAM.

See how long it takes a landlord to recover a tenant improvement allowance from rent — the payback period, the rent add-on to amortize it, and its share of lease value.

Measure the spread between a property’s cap rate and your financing or benchmark rate — the gap, in basis points, that signals positive or negative leverage.

Project how many months of cash you have left when net burn grows every month, not the flat runway a simple cash ÷ burn assumes.

Find the month your growing revenue overtakes your growing costs — the point your business turns cash-flow positive.

Work out how many units you must sell to cover fixed costs, using contribution margin per unit — price minus variable cost.

See how your ownership shrinks across seed, Series A and Series B as each round sells a slice of the company.

Size the new option-pool shares to top up to a target post-money percentage — and see the founder dilution it creates.

See how much of a founder or employee equity grant has vested under a standard cliff-plus-monthly schedule.

Work out the accrued interest, conversion price and resulting ownership when a convertible note converts with a cap and a discount.

Estimate how many months it takes to repay a revenue-based financing advance when you remit a fixed share of growing revenue.

See how much growth your gross margin can self-fund — the new customers and MRR you can buy from cash left after operating costs.

Find out how long it really takes to recover customer-acquisition cost once monthly churn is thinning your cohort.

Turn a north-star metric goal into the monthly growth rate — and the absolute monthly gain — needed to hit it in your timeframe.

Cost out a hiring plan with fully-loaded salaries, benefits overhead and one-time recruiting fees — annual, monthly and first-year totals.

Turn a base wage into the true hourly cost of an employee once taxes, benefits and paid time off are added — the number to quote and bill against.

Convert an annual paid-time-off allowance into the exact hours earned per hour worked, per pay period and per month.

Project the annual cost of routine overtime across a team and see how it compares to hiring additional staff.

Estimate what employee turnover costs your organization each year from headcount, turnover rate and the cost to replace one person.

Compute your true cost per hire by combining external recruiting spend and internal HR costs, divided by the number of hires.

Measure workforce productivity as revenue per full-time equivalent, counting part-timers by the fraction of full-time hours they work.

Estimate the annual cost of unplanned absence from your absenteeism rate, headcount and average daily pay.

Measure the return on a training program by comparing the financial value it produces against its full cost.

Find your benefits load — the cost of employer-paid benefits and taxes expressed as a percentage of base salary.

Build a pay band from a midpoint and range spread, from a minimum and maximum, or from percentages around the midpoint — get the minimum, maximum, quartiles (or thirds), hourly and monthly equivalents, an employee’s compa-ratio and range penetration, and a full pay structure with midpoint progression and overlap.

Compare an employee’s pay to the midpoint of their salary band with a compa-ratio, and see the raise needed to reach the midpoint.

Split a merit-increase budget into a cost-of-living base and a performance pool, and see the total dollar cost against payroll.

Estimate a franchise’s annual profit, return on investment and payback period from the total investment, sales and the franchisor’s royalty and marketing fees.

Find how many orders a day your food truck must sell to cover fixed costs, based on your average ticket and food-cost percentage.

Work out the daily revenue and cups-per-day your coffee shop needs to cover costs and hit a target profit, from your fixed costs and gross margin.

See what a salon earns from renting chairs to stylists: total rent collected, your fixed costs and monthly profit at a given occupancy.

For gym owners: how many paying members you need to cover fixed costs, and the profit each member above break-even adds.

Estimate monthly profit from a vending machine fleet, factoring in product cost, the location’s commission and servicing costs.

Estimate a laundromat’s monthly revenue and profit from machine count, turns per day, price per cycle and utility costs.

See how your Airbnb cleaning fee affects the guest’s all-in nightly price and your profit per turnover, and find a fee that stays competitive.

Price event tickets with confidence: net profit after fixed costs, per-attendee costs and ticketing fees (absorbed or passed to buyers), break-even attendance and price, the ticket price for a target profit, capacity scenarios, comps, early-bird tier, sponsorship, extra spend, no-shows and sales tax.

Project the revenue of an online course launch from your audience size, conversion rate and price — net of refunds and platform fees.

See how monthly churn and new signups shape your membership site’s recurring revenue, including the steady-state member count churn allows.

Turn a marketplace’s gross merchandise value and take rate into platform revenue, net revenue after payment fees, and revenue per order.

Turn an estimated project size and your weekly billable capacity into a delivery timeline, total fee and the monthly run-rate that project implies.

Work out the billable utilization your team must hit to reach a revenue target from your headcount, rate and available hours.

See how many hours a monthly retainer really buys at your target rate, your effective rate on actual usage, and the value of any overage.

Measure how dependent your revenue is on a single client — the concentration percentage, a plain-language risk rating and the revenue exposed if they leave.

Turn your outstanding receivables and sales into days sales outstanding, see how far it runs past your payment terms, and how many times a year you collect.

Combine your inventory, receivable and payable days into a cash conversion cycle and the working-capital financing that gap actually costs you.

Size the cash reserve a seasonal business needs to cover its lean months and the amount to set aside each strong month to build it.

Convert a round price into a charm price ending in .99, .95 or .49 and see the tiny discount that triggers the left-digit effect.

Design bulk pricing tiers from a list price and unit cost, and check the gross margin each discount level leaves before you commit to it.

Design an annual plan discount from your monthly price — the effective discount, the months-free framing and the true monthly rate customers pay.

Set aside the right cash reserve for refunds from your revenue and refund rate, and see the net revenue you actually keep.

Add up what chargebacks really cost each month and year (reversed revenue, lost goods, shipping, dispute fees and staff time, less disputes you win) and check your chargeback ratio against Visa VAMP and Mastercard ECM thresholds for 2026.

Calculate monthly and annual recurring revenue from your customers and average price, with a growth projection.

Work out your net monthly burn rate and how many months of runway your cash provides.

Estimate UAE federal corporate tax — 0% on the first AED 375,000 of taxable income and 9% above — with the Small Business Relief check (revenue ≤ AED 3 million) and effective rate.

Estimate LTL freight class from shipment weight and dimensions using the NMFC density scale (class 50 to 500) — pounds per cubic foot, cubic feet, and how to lower your class by packing denser.

How many cartons fit on a pallet: Ti × Hi from carton and pallet size with lengthwise, crosswise and mixed two-block layer patterns, standard pallet presets, overhang, height, weight and layer limits, loaded height and gross weight, cube use, pallets for a shipment and pallets per container or trailer.

How many pallets fit in a 53 ft, 48 ft, 28 ft pup trailer or 20/40 ft container — straight, turned and pinwheel loading, double-stacking, weight limits and floor utilisation.

How many cartons fit in a 20', 40' or 40' high-cube container (floor-loaded) — best orientation, cube utilisation, payload check, and the CBM your shipment occupies for LCL pricing.

Safety stock and reorder point by the King formula (demand and lead-time variability), demand-only, lead-time-only, max − average or days-of-cover methods — any service level, periodic review, fill rate, stockouts a year, holding cost, or the service level a given buffer delivers.

Days of supply and weeks of cover from on-hand inventory and forecast daily usage, stock-out date, inventory needed for a target cover, and what your lead time means for when to order.

Unit fill rate, line fill rate, order fill rate and backorder rate from shipped versus ordered quantities, plus the expected fill rate implied by a given safety stock and demand variability (normal loss function).

Truckload fuel surcharge per mile and per load from the current diesel price, a base (peg) price, and a miles-per-gallon or cents-per-mile step table — plus the surcharge as a percentage of linehaul.

Estimate ocean container demurrage (inside the port), detention (outside the port) and terminal storage from dates or day counts: separate or combined (merged) free time, calendar or working days with holidays, up to three tariff tiers, stopped-clock days — with the last free day, empty-return deadline, a day-by-day charge schedule, the cost of each extra day and what picking up or returning sooner would save.

Classify SKUs into A, B and C classes by annual consumption value (Pareto 80/15/5) — paste item usage values, get ranked cumulative percentages, class cut-offs, and suggested review and safety-stock policies per class.

Takt time from available production time and customer demand — seconds per unit, units per hour, comparison with your cycle time, operators needed and the required output per shift.

Overall equipment effectiveness from shift time, downtime, ideal cycle time, pieces produced and rejects — availability, performance and quality factors, the six big losses, and the hidden capacity you could recover.

Little's Law for any process: solve for work in progress, throughput or lead time from the other two — with WIP limits for a target lead time, queue length and how much inventory a cycle-time reduction frees.

Number of kanban cards or bins for a part from daily demand, replenishment lead time, container size and safety factor — loop inventory, coverage in hours and the effect of smaller containers.

Line balance efficiency from station times and takt time — bottleneck station, balance delay, idle time per cycle, theoretical minimum stations, output per shift and which stations to rebalance.

Capacity and cost recovered by cutting changeover time (SMED) — hours freed per year, extra units, the smaller economic batch the new setup allows, inventory reduction and payback on the improvement spend.

True cost of an hour of production or system downtime — lost output margin, idle labour, recovery and scrap, overtime to catch up, and penalties — with annual cost at current availability and the value of each percentage point.

Rolled throughput yield across a multi-step process from each step’s first-pass yield — RTY, normalised yield per step, the hidden factory of rework, units to start for a target output, and the sigma level.

Scrap rate from units produced and scrapped, the full cost of scrap (material, labour, overhead, disposal, less salvage), annual cost, extra units to schedule to cover it, and the saving from each point of reduction.

Cost of poor quality as a share of revenue: prevention, appraisal, internal failure and external failure costs — the four-category breakdown, benchmarks, and the payoff of shifting spend from failure to prevention.

Hourly cost of running a machine: depreciation, interest, floor space, power, maintenance, tooling, consumables and operator labour spread over productive hours — with utilisation, break-even hours and a quoting rate with margin.

Agents required for a call volume, average handle time and service-level target (e.g. 80% in 20 s) using Erlang C — traffic in Erlangs, probability of waiting, average speed of answer, occupancy and shrinkage-adjusted headcount.

Contact-centre shrinkage from breaks, meetings, coaching, training, system time, absence, leave and public holidays — total shrinkage (compounded or simple sum), productive hours per agent, agents to schedule for a required number on the phones, extra headcount, what your current team delivers, and the yearly cost of shrinkage.

Contact-centre occupancy (handle time ÷ logged-in available time) and utilisation (handle time ÷ paid time) from calls, AHT, available and paid hours — healthy ranges, idle time per hour and the effect of adding or removing an agent.

Average handle time for calls, chats or emails from total talk, hold and after-call work time: AHT in seconds and mm:ss, the split by component, cost per contact, capacity per agent hour, occupancy, pacing to a target AHT, and the staffing and yearly value of cutting seconds.

How many full-time employees you need to keep a post staffed around the clock (or any weekly coverage pattern) — hours to cover, hours per FTE after leave, sickness and training, relief factor, and headcount per shift.

Monthly and annualised employee turnover from separations and average headcount — voluntary vs involuntary, regretted attrition, retention rate, benchmark by industry, and the yearly cost at your replacement cost per leaver.

Average time to fill and time to hire from requisition, application, offer and start dates across your open roles — stage durations, the funnel from applicants to hire, vacancy cost per day and how many requisitions to open for a hiring plan.

Offer acceptance rate from offers extended and accepted, declines by reason, the extra offers and interviews needed to hit a hiring target, and the recruiting cost of each declined offer.

Average span of control, number of managers and organisational layers for a given headcount — compare a target span, see the managers freed or needed, management cost and the layers between the CEO and the front line.

Laying flock performance: hen-day and hen-housed production percentage, eggs per hen, feed per dozen, feed cost per egg and per dozen, weekly egg forecast and how your rate compares with breed standards by age.

Broiler flock FCR from feed and live weight (average bird or total scale weight, kg or lb), FCR adjusted to a standard weight, mortality-corrected FCR, FCR on gain, average daily gain, livability, EPEF and European Broiler Index, a comparison with the Ross 308 performance objective at your age and weight, feed and production cost per bird and per kg, margin over costs, stocking density and what each 0.05 of FCR is worth.

Estimate an audiobook’s finished length from the manuscript word count and narration pace, the studio hours to record and edit it (per-finished-hour ratios), narrator cost at a PFH rate or royalty share, and the listener price band the length supports.

How long it takes to transcribe audio or video, and what it costs: hours of work from recording length, audio quality, speakers, transcript type and typing skill, plus word count, pages, turnaround and a side-by-side cost of a transcription service (with rush fees), doing it yourself, and AI transcription with or without review.

How many slides for a talk of a given length, how long your current deck will run, or how many slides and minutes your script needs — by pace (1 slide per 1–3 minutes, rapid Ignite-style slides or your own), with Q&A, demos and buffer, a word budget, a run-of-show timetable and rehearsal targets.

Translation project cost from source word count, per-word rate and a CAT-tool analysis — weighted words from repetitions, 100% and fuzzy matches at standard discount tiers, minimum fees, review/proofreading add-on, rush surcharge and cost per language.

How long a translation or localization project takes: translator-days from weighted word count and daily throughput, parallel translators and the consistency trade-off, review and QA days, engineering/DTP, and the calendar delivery date with buffers.

Compare human translation with machine translation plus post-editing: cost and time from word count, MT quality (edit distance), light versus full post-editing rates and throughputs, quality-review overhead, savings percentage and when MTPE is not worth it.

Warp and weft yarn required per metre of woven fabric from ends per inch, picks per inch, yarn counts, width, crimp and waste — grams per metre, split by warp and weft, theoretical GSM, kilograms per 1,000 m and cost per metre from yarn prices.

Open rate, click-through rate, click-to-open rate, bounce, unsubscribe and complaint rates, conversion rate and revenue per email from a campaign’s send numbers — with deliverability flags, list-health thresholds and benchmarks.

Gross rating points, reach and average frequency for a media plan — from impressions, spots × rating, GRPs bought, measured reach or reach × frequency — with cost per point and CPM, effective reach at 3+, a frequency distribution, weekly weight and the GRPs, impressions and budget needed to hit a reach target.

Share of voice from your advertising spend against competitors, compared with market share to find excess share of voice (ESOV) and its expected effect on growth (Binet & Field), the budget needed for a target share of voice, and category spend implied.

Customer satisfaction score from survey counts, pasted ratings or a simple satisfied-of-total figure (1–5, 1–7 or 1–10 scale, top-two-box, top-box or your own cut-off), customer effort score on 1–5, 1–7 or 1–10 scales, distribution tables and charts, margin of error and confidence interval, change versus last period, responses needed to reach a target, and benchmarks.

Burn multiple (net burn ÷ net new ARR) for a period, with efficiency grading, the Bessemer efficiency score, months of runway, ARR added per dollar burned, and the burn multiple needed to reach a target ARR before cash runs out.

Gross revenue retention and net revenue retention for a customer cohort from starting recurring revenue, churn, contraction and expansion — GRR, NRR, logo retention, the growth you get with zero new customers, and what NRR implies for LTV.

Convert as-purchased (AP) quantities to edible-portion (EP) yield and back — yield percentage from a yield test, how much to buy for a recipe, the true cost per usable kilogram or pound after trim and cooking loss, and typical yields for produce, meat and fish.

What food waste costs a kitchen: annual value of pre-consumer waste (spoilage, over-prep, trim) and post-consumer plate waste from a waste audit, cost per cover, waste as a share of food purchases, the sales needed to pay for it, and the payback of reduction measures.

Price drinks from pour cost: bottle or keg cost to cost per pour, menu price for a target pour-cost percentage, the markup multiple, gross profit per drink, bottle-to-glass pricing for wine, keg yield with waste, and cocktail cost from its recipe.

Estimate the total cost of a weld per metre and per foot: labour and overhead from deposition rate and operating factor, filler metal at deposition efficiency, shielding gas and electricity, with the share of each — compare processes such as SMAW, GMAW, FCAW and SAW.

Calculate floor area ratio (FAR, also called FSI or plot ratio) from lot size and gross floor area, or the maximum buildable floor area under a zoning FAR limit with bonuses. See the storeys and building height that area needs at a given lot coverage, whether a height limit binds before FAR, excluded areas, net rentable area and the number of units it could hold.

Work out the maximum dwelling units a parcel allows under a zoning density cap (units per acre or per hectare) or a minimum lot size, on gross or net area, with rounding rules and a density bonus. Convert between du/ac and du/ha, compare gross and net density after streets and open space, and estimate land per unit, population and parking.

Calculate the minimum parking spaces a zoning code requires from floor area, dwellings, rooms or seats for each use — office, retail, restaurant, medical, warehouse, residential, hotel, assembly, school — for up to three mixed uses with a shared-parking (time-of-day) credit, reductions, rounding, accessible (ADA), EV and bicycle spaces, a check of the spaces you provide, and the land and cost the parking takes.

Work out what a developer can pay for a site: gross development value from sellable area and price, less construction, professional fees, contingency, finance, marketing and the required profit margin — the residual land value per site, per acre and per buildable square foot, with a sensitivity table on price and cost.

Work out a forklift's reduced lifting capacity when the load center is beyond the rated 24 inch (600 mm) point, from the data-plate capacity and rated load center, the attachment weight and its centre-of-gravity shift, and whether a given pallet is safe to lift.

Compare the cost of disposing waste by weight or by volume across landfill, transfer station, C&D recycler and inert facility, converting cubic yards to tons with material densities, adding hauling, fuel surcharges and minimum charges, and showing the saving from separating recyclable streams.

Calculate a nonprofit's program expense ratio, overhead (management and fundraising) ratio and fundraising efficiency from Form 990 style functional expenses and contributions, compare with Charity Navigator and BBB Wise Giving Alliance benchmarks, and see the effect of reallocating shared costs.

Calculate donor retention rate, attrition, new-donor and repeat-donor retention, the revenue lost to lapsed donors, how many new donors are needed just to stand still, and the value of lifting retention by a few points — with Fundraising Effectiveness Project benchmarks.

Estimate the lifetime value of a donor from average annual gift, retention rate, annual gift growth and discount rate, compare it with the cost to acquire, find the payback year and the maximum acquisition cost worth paying, and see how retention changes lifetime value more than gift size.

Measure a fundraising campaign or channel: cost per dollar raised, return on investment, net revenue, response rate, average gift, cost per donor acquired and break-even response rate for direct mail, events, digital, major gifts and grants, with typical benchmarks by channel.

Build a gift range chart (gift pyramid) for a capital or major campaign goal: the lead gift as a share of the goal, the number of gifts needed at each level, prospects required at a 3-to-1 or 4-to-1 ratio, cumulative totals and the share of the goal from the top 10 gifts — standard campaign-planning practice.

Calculate indirect costs on a grant budget using a negotiated rate or the federal de minimis rate (15% of modified total direct costs under 2 CFR 200), build the MTDC base by excluding equipment, subaward amounts over $50,000, rent and participant support, work out the total budget or the direct amount that fits a fixed award, and see the under-recovery if a funder caps indirects.

Compute a lodestar attorney fee from hours and hourly rates by timekeeper with a multiplier, compare it with a contingency fee on the recovery, see the effective hourly rate of the contingency, the client's net after costs, and the percentage of recovery a court would call reasonable.

Size a conference or wedding hotel room block from expected attendees, share needing rooms, double occupancy and peak-night pattern; check the pickup against the attrition clause, the room nights you must still fill, the attrition penalty if you fall short, and the cutoff-date decision.

How many guests fit in a room by setup — round tables of 8 or 10, banquet rectangles, theatre, classroom, reception/cocktail, U-shape, boardroom — from the room’s length and width with standard per-person allowances, less the dance floor, stage, buffet and bar. Also gives a table-grid check, the room size you need, table and chair counts and the fire-code occupancy reference.

Staff an event from guest count and service style: servers per guest for plated, family-style and buffet dinners, bartenders per guest for full and beer-wine bars, bussers, captains, chefs, coat check, registration desk, security and restroom attendants, with hours, labour cost and the gratuity/service-charge line.

Work out how long it takes to feed a crowd through buffet lines, food stations or a plated service: guests per minute per line, the number of double-sided lines to serve everyone within a target time, feet of table needed, chafer counts and food-quantity multipliers for lines that stay open longer.

Forecast final registrations and actual attendance from sign-ups so far and days to go, with typical or your own registration curve and no-show rate (free, low-cost, paid, premium events): attendance range, how many registrations a venue can accept, catering guarantee, F&B budget and ticket revenue.

Plan concurrent conference sessions: how many breakout rooms and what sizes for the attendee count, tracks and expected session popularity, the total session slots across the schedule, room turnover time, AV needs per room, and the space (ft²) required by setup with the general-session room.

Get the exact print template size for a sublimation wrap — straight mugs and tumblers as a rectangle, tapered tumblers as an unrolled cone arc with inner/outer radii and sweep angle — from the top and bottom diameters and height, with bleed, handle gap and the paper size needed.

Look up heat-press temperature, time and pressure for HTV, sublimation, DTF, screen-print transfers, glitter and flock on cotton, polyester, blends and mugs, then plan a production run — pieces per hour, hours for the order, electricity and labour cost per piece.

Cost out a direct-to-film transfer — film by design size and gang-sheet layout, ink by coverage, adhesive powder, printer/oven electricity, labour, waste — then the price per transfer and per finished shirt at your markup, with a gang-sheet yield check.

Work out your last day of employment from the date notice is given and the notice length — contractual weeks, calendar months, calendar or working days, or the UK statutory minimum for employees and employers — with the last working day, bank holidays skipped, untaken holiday, days remaining, notice pay, your earliest new start and the latest day to give notice to leave by a target date.

Compare what it costs an employer to put a leaver on garden leave versus paying in lieu of notice — salary, employer taxes, pension and benefits, bonus and holiday accrual over the notice period — and see the employee's side: pay, restrictive-covenant protection and the earliest start date with a new employer.

How many honey bee hives does a crop need? Recommended colonies per acre or hectare for almonds, apples, blueberries, cherries, cranberries, cucurbits, canola, sunflowers, clover and more, the colony strength standard (frames of bees), placement spacing, rental cost and the yield-value case for pollination contracts.

From a lamb or goat kid's current weight, target market weight and average daily gain, get the days and date to market, the feed or forage needed on a given feed conversion, feed cost, cost of gain per pound, and the sale value and margin at your price per cwt or per head — for grass-finished, creep-fed or grain-finished animals.

Plan a feeding period for cattle: days on feed and finish date from in-weight, out-weight and average daily gain, dry-matter intake and feed-to-gain ratio, tons of ration, feed cost, yardage and interest, total cost of gain per pound, breakeven sale price, projected hot carcass weight and the margin at your fed-cattle price.

Plan a meat rabbit colony or rabbitry: fryers and pounds of dressed meat per year from your number of does, litters per doe, kits weaned and fryer weight, the bucks and cages required, feed used and its cost per pound of meat, the breeding calendar from kindling to rebreeding, and how many does a family needs for a meal a week.

Convert wet grain to dry bushels: weight and bushels after drying corn, soybeans, wheat, sorghum, barley, oats or any grain from the harvest moisture to the market standard — by wet weight or wet bushels — with the true shrink factor per point, handling (invisible) shrink and dockage, the elevator’s shrink schedule (its own base moisture, half-point rounding and handling allowance) against true shrink, drying charges, on-farm drying, a second buyer to compare, and a table by delivered moisture.

Turn scale-ticket pounds or kilograms into bushels for corn, soybeans, wheat, oats, barley, sorghum, rye and sunflower at their standard bushel weights, convert bin, truck-box or wagon volume to weight bushels with the measured test weight (lb/bu or kg/hL), see the USDA grade the test weight makes, moisture shrink and the dried test weight, and the discount and net value at your elevator’s schedule.

Build a dry fertilizer blend to hit target pounds of N, P₂O₅, K₂O and sulfur per acre from common products — urea 46-0-0, DAP 18-46-0 or MAP 11-52-0, potash 0-0-60, ammonium sulfate 21-0-0-24S — with pounds of each per acre and per field, the tons to order, the blend's analysis, cost per acre, and the nitrogen credit the phosphate source supplies.

How much lime per acre? From a soil test buffer pH (SMP / Sikora) or from soil texture and the pH change wanted, get tons of 100% ECCE lime per acre, the adjusted rate for your product's effective calcium carbonate equivalent and incorporation depth, tons and cost for the field, calcitic vs dolomitic choice, and how long the pH change takes.

How many acres an hour will a planter, sprayer, combine, mower or tillage tool cover? Effective field capacity from implement width, speed and field efficiency, the hours and days to finish a field or the whole farm, fuel used, cost per acre with labour and machine rates, and how much a wider implement or faster speed saves.

Calibrate a boom sprayer: gallons per acre from nozzle output, speed and spacing, the nozzle flow (and ISO colour size) needed for a target GPA, the pressure change to hit it, the 1/128-acre catch test distance and time, acres per tank, product per tank and per load for a rate in ounces, pints or quarts per acre, and tanks needed for the field.

Measure what the combine is leaving behind: turn seed counts — or the weight of grain collected in a pan — into bushels per acre, lb/ac and kg/ha for corn, soybeans, wheat, durum, barley, oats, sorghum, peas, canola, sunflower or any crop by thousand-kernel weight; average several counts, separate pre-harvest, header, dropped-ear and threshing losses, correct for a narrow residue spread, compare with loss targets and put a dollar figure on it per acre and per field.

Compare hay lots fairly: tons of dry matter and water in a load, price per ton of dry matter and per pound of crude protein or TDN, whether the baling moisture is safe for small squares, rounds or large squares, heating and mould risk, the weight loss to expect as bales cure, and which of two lots is the better buy.

Estimate what your streams pay: earnings from Spotify, Apple Music, YouTube Music, Amazon Music, Tidal and Deezer at typical per-stream rates, after your distributor's cut and the split with co-writers, band members or a label, the streams needed to hit an income target, and what a million streams is worth on each service.

Booster box EV from pull rates and card prices: expected value per box and per pack, net value after selling fees, the typical (median) box, the chance a box returns its price, odds of each chase tier and of one specific card per box or case, and the break-even box price.

Should you send a card for grading? Expected value after the grading fee, shipping and marketplace costs from your estimated odds of a gem-mint 10, a 9 and lower grades and the prices each fetches, compared with selling raw now, the break-even chance of a 10, the value of waiting through the turnaround, and a bulk-submission view for many cards.

What does an employee really cost with statutory contributions? Employer and employee EPF (12% + 12%, EPS 8.33% on the ₹15,000 ceiling, EDLI 0.5%, admin 0.5%), ESIC (3.25% + 0.75% when gross is up to ₹21,000), bonus under the Payment of Bonus Act, gratuity accrual and professional tax — per employee and for the whole payroll, with the wage-ceiling choice and the thresholds at which each law applies.

Price handmade ceramics properly: clay and glaze per piece, the share of each bisque and glaze firing, your labour at a real hourly rate, studio overhead and a loss allowance for cracks and glaze faults, then wholesale and retail prices and what you actually earn per hour at each.

Convert the total hours your staff work into full-time equivalents (FTE): FTE for a week, fortnight, month or year, average FTE and hours per person, and a quick weekly-hours-to-FTE table.

Measure labor productivity as output per labor hour — in units or revenue — plus output per worker, unit labor cost and the change against a previous period to track team or business efficiency.

Calculate an employee's Bradford Factor score (S² × D) from absence spells and total days off in a rolling 52 weeks, see the typical trigger band and how frequent short absences raise the score.

Calculate your workforce absenteeism rate from days lost and scheduled workdays, plus attendance rate, days lost per employee and an annualized figure compared with a typical 3% benchmark.

Convert overtime hours into comp time (time off in lieu) at 1.5, 1 or 2 hours per overtime hour, track your balance in hours and workdays, its cash value and how close you are to a cap.

Calculate man-hours (person-hours) from crew size, hours per day and days, how many days a job of known man-hours will take, or how many workers you need to finish by a deadline, with labor cost.

Price a homemade or bakery cake from ingredients, decorations and packaging, your hours and hourly rate, overhead and profit margin — suggested price, rounded price, price per serving and profit.

Quote a house cleaning job: labour hours from bedrooms, bathrooms and type of clean, wage cost, supplies and travel, margin and recurring discount — price per visit and rate per hour.

Calculate the engagement rate of a post or account from likes, comments, shares and saves — by followers or by reach — with interactions per post and a rule-of-thumb rating.

Quote a catering job: food and drink cost per guest, staff hours and wages, rentals and other costs plus your profit margin — price per person, total quote and food cost as a percentage of price.

Price a custom t-shirt order: blank cost, screen-printing setup and ink per colour or a DTF / heat-transfer print, labour and margin — price per shirt, order total and quantity price breaks.

Work out what to charge per photo session from the income you want, yearly business costs, a tax reserve, sessions per year and direct costs — price per session and effective hourly rate.

Price a salon or beauty service — haircut, colour, nails, lashes, facial — from service time, products, labour cost, overhead per booked hour and profit margin, with prices by service length.

Split a consignment sale between consignor and shop: commission split, card or platform fees and who pays them — consignor payout, shop share and a markdown table for slower-selling items.

Calculate the Altman Z-score of a company — the original Z for public manufacturers, Z′ for private firms and Z″ for non-manufacturers — and see whether it falls in the safe, grey or distress zone.

Find the annual cost of skipping an early-payment discount such as 2/10 net 30 — nominal and effective rate, the discount you give up and whether to borrow to pay early.

Calculate the debt ratio — total liabilities divided by total assets — with the equity ratio, debt-to-equity and equity multiplier, for a company or your personal balance sheet.

Calculate net debt to EBITDA and total debt to EBITDA, the leverage ratio lenders and rating agencies use, with covenant headroom and spare debt capacity.

Calculate the fixed charge coverage ratio (FCCR) — how many times earnings cover interest, lease payments and other fixed charges — and the cushion above a lender’s minimum.

Build an effective interest method amortization schedule for a loan or bond: effective interest rate, initial carrying amount, interest expense per period and discount or premium amortization.

Calculate an employee’s profit share when a pool is split partly by salary and partly by days worked: your payout, the amount from each part, and your share of the pool.

Work out a freelance or professional invoice with VAT added and income tax withheld by the client: invoice total, amounts withheld, the net payment you receive — or the fee needed for a set net amount.

Calculate return on capital employed (ROCE = EBIT ÷ (total assets − current liabilities)), capital employed and the spread over your cost of capital to see whether a business creates value.

Calculate the degree of operating leverage (DOL), financial leverage (DFL) and combined leverage (DCL) from sales, variable costs, fixed costs and interest — and how a change in sales moves EBIT and EPS.

Calculate the asset turnover ratio (revenue ÷ average total assets), fixed asset turnover and the days a company takes to turn its assets into sales.

Calculate economic value added (EVA = NOPAT − WACC × invested capital), the capital charge, ROIC and the EVA spread to see whether a business earns more than its cost of capital.

Calculate a company’s sustainable growth rate (SGR = ROE × retention ratio) and internal growth rate from net income, dividends, equity and assets — how fast it can grow without new equity.

Calculate the CBM (cubic meters) of a shipment from carton size and quantity, plus cubic feet, sea-freight W/M revenue tons, air chargeable weight and how full a 20 ft, 40 ft or 40 ft HC container is.

Calculate cost of goods sold with the periodic inventory formula — beginning inventory plus net purchases minus ending inventory — and see gross profit, gross margin and inventory turnover.

Value inventory with FIFO, LIFO or weighted average cost: enter beginning stock and up to three purchases, and get cost of goods sold, ending inventory and gross profit for all three methods.

Calculate cost per lead (CPL) from campaign spend and leads, then see the cost per customer, revenue, marketing ROI and the most you can pay per lead and still break even.

Work backwards from a sales goal to the ad budget you need: orders, clicks, monthly and daily budget, CPA, expected ROAS and profit after ad spend for Google, Meta or any pay-per-click campaign.

Calculate your shopping cart abandonment rate from carts created and completed orders, the revenue left in abandoned carts, and how much a recovery email or retargeting flow could win back.

Calculate seller's discretionary earnings (SDE) by adding back owner pay, perks, interest, depreciation and one-time costs to pre-tax profit, then estimate a small business's value with an SDE multiple.

Calculate units per transaction (UPT), average transaction value (ATV) and average unit retail (AUR) for a store, and see how much extra revenue a small rise in items per sale would bring.

Calculate the capacity utilization rate of a plant, kitchen, workshop or service team from actual and maximum output, plus unused capacity, fixed cost per unit and the cost of idle capacity.

Calculate annual contract value (ACV) and total contract value (TCV) for a SaaS or service contract, with or without one-time setup fees, plus the monthly recurring value and first-year billings.

Estimate how much a website or blog earns from display ads like AdSense: monthly, daily and 12-month revenue from pageviews and page RPM, with traffic growth, and the traffic needed for a target income.

Calculate POAS — profit on ad spend — from ad spend, revenue, product cost and variable costs, and compare it with ROAS, break-even ROAS and the profit left after advertising.

Calculate your repeat customer rate (repeat purchase rate), purchase frequency, average order value, revenue per customer and the share of orders that come from returning buyers.

Calculate the initial markup percentage (IMU) a retailer needs to cover operating expenses, profit and planned markdowns, the maintained markup that results, and the opening retail price for any item cost.

Calculate the accounts payable turnover ratio from supplier purchases and average accounts payable, and convert it to days payable outstanding — how many days a business takes to pay its suppliers.

Calculate RevPASH (revenue per available seat-hour) for a restaurant, bar or café, plus average check per cover, seat occupancy and seat turnover for any service period.

Calculate your market share from your sales and total market sales (revenue or units), your relative market share against the largest competitor, and how much sales each extra point of share is worth.

Estimate total addressable market (TAM), serviceable available market (SAM) and serviceable obtainable market (SOM) bottom-up from customer count, annual revenue per customer and realistic reach.

Estimate how much office space your team needs in square metres or square feet from headcount, layout, hybrid desk sharing and growth, plus the monthly and annual rent and cost per employee.

Work out what to charge for handmade candles: wax, fragrance oil, wick, vessel, packaging, labor and overhead per candle, then the wholesale and retail price and your profit margin.

Calculate total rent on a triple net (NNN) commercial lease: base rent plus property taxes, insurance and CAM per square foot or square meter, as annual, monthly and all-in rent per unit of area.

Calculate the load factor (rentable ÷ usable area) and add-on factor of an office or retail lease, the common area you pay for, and the effective rent per usable square foot or square meter.

Earned value management in one step: enter budget at completion, planned value, earned value and actual cost to get CV, SV, CPI, SPI, EAC, ETC, VAC and TCPI for your project.

Three-point PERT estimate: expected duration (O + 4M + P) ÷ 6, standard deviation, triangular estimate, confidence ranges and the probability of finishing a task or project by a target.

Find the AQL sample size, code letter and accept/reject numbers for any lot size, inspection level and AQL, for major and minor defects — single sampling, normal inspection (ISO 2859-1, ANSI/ASQ Z1.4).

Calculate the FMEA risk priority number RPN = severity × occurrence × detection, criticality S × O, an action-threshold check and how much each improvement would lower the RPN.

Score and compare two product ideas with the RICE prioritization framework — reach × impact × confidence ÷ effort — and see which feature should go first on the roadmap.

Calculate the SAFe WSJF score — cost of delay (business value + time criticality + risk reduction) divided by job size — and see how slicing the job smaller raises its priority.

Average your team’s sprint velocity from recent story points and forecast how many sprints and weeks the remaining backlog will take — pessimistic, average and optimistic.

Calculate workplace safety rates: TRIR, DART rate and lost-time incident rate per 200,000 hours, plus LTIFR and TRIFR per 1,000,000 hours and the severity rate from days lost.

Estimate the time or cost of the Nth unit, the cumulative total and the average per unit from the first-unit time and a learning rate, with the Crawford unit model or the Wright cumulative-average model.

Estimate what an unfilled position costs each day it stays open — lost productivity from salary × value multiple or revenue per employee, minus work colleagues absorb, plus overtime and temp costs.

Work backwards from the hires you need: applicants, screens, interviews and offers required at your stage pass rates, the applicant-to-hire yield ratio and the sourcing budget.

Calculate the mean and median gender pay gap from men’s and women’s hourly pay the way UK and EU pay-transparency reports do, plus the annual difference and the Equal Pay Day equivalent.

Find how far a salary sits through its pay range — range penetration (salary − min) ÷ (max − min) — with the quartile, compa-ratio, range spread, raise to midpoint and room to the maximum.

Estimate software development effort, schedule, team size and cost from KLOC with Boehm’s Basic or Intermediate COCOMO for organic, semi-detached and embedded projects.

Turn a stopwatch time study into a standard time: observed time × performance rating = normal time, plus PF&D allowance, with standard output per hour and per shift.

Calculate warehouse pick rate in order lines and units per labor hour, minutes per line, and how many pickers and labor hours you need to pick a planned daily volume.

Calculate Lean process cycle efficiency — value-added time ÷ total lead time — with non-value-added time and typical and world-class PCE benchmarks for your type of process.

Check a demand forecast for bias: running sum of forecast errors (RSFE), mean absolute deviation (MAD), tracking signal by period and whether it stays inside your ±MAD control limits.

Score a risk on a 5×5 risk assessment matrix — likelihood × impact — before and after controls, with the risk level, the reduction achieved and the recommended response.

Enter tasks, durations and predecessors to find the critical path, project duration, early and late start and finish dates and total float of every task with the critical path method (CPM).

Work out a cow’s calving interval from two calving dates, the days open it implies, calves per cow per year and how it compares with the 365-day target for beef and dairy herds.

Estimate the full cost of running a tractor or farm machine per hour and per hectare or acre: depreciation, interest, insurance and housing plus fuel, lubrication, repairs and labor (ASABE / Iowa State method).

Calculate pigs weaned per sow per year (PSY) and litters per sow per year from pigs born alive, pre-weaning mortality, gestation, lactation length and non-productive days.

Price a painting or artwork by size: area × rate per square inch or cm, or (width + height) × a linear rate, plus materials and framing, grossed up for gallery commission — with what you keep.

See what a food delivery app commission really costs per order and the menu price you need on the app to keep the same profit as an in-store sale, with a price table for 15–35% commissions.

Price a UGC (user-generated content) package: base rate per video plus paid-usage rights, whitelisting, raw footage, rush fees and extra hooks, with the package total and price per video.

Calculate your email list growth rate from new subscribers, unsubscribes and bounces, the churn rate, the average monthly growth and a 12-month projection of your subscriber count.

Work out your social media follower growth rate between two dates, the average new followers per day, the daily compound rate and how long it will take to reach your follower goal.

Calculate eCPM (effective cost or revenue per 1,000 impressions) from earnings and impressions, or convert a CPC and CTR, or a CPA and conversion rate, into eCPM to compare ad campaigns and networks.

Calculate the cost per view (CPV) of a video ad campaign from spend and views, plus the cost per 1,000 views, view rate, CPM and how many views a planned budget will buy.

See how much sales volume you can lose after a price increase and still earn the same profit, plus the new price, profit at your expected volume loss and a table of outcomes.

Price handmade jewelry with the classic formula: materials plus labor plus overhead gives your cost, × 2 for wholesale and × 2 again for retail — with the profit per piece at each price.

Work out how much to charge for a crochet or knitted item from yarn and notions, hours and your hourly rate plus a profit markup, and compare it with the quick 3× materials rule.

Find the cost per bar of handmade soap from oils, lye, fragrance, packaging and labor per batch, then the retail and wholesale price per bar and the profit per batch.

Price machine embroidery by stitch count: rate per 1,000 stitches with a minimum charge, garment cost and markup, quantity discount and a one-time digitizing fee, with order total and price per piece.

Estimate bad debt expense and the allowance for doubtful accounts with the aging-of-receivables method or the percentage-of-credit-sales method, plus the adjusting entry and net realizable value.

Add up the money needed to start a small business: equipment, build-out, opening inventory, licenses, deposits and launch marketing, plus months of operating reserve and a contingency buffer.

Work backwards from a revenue goal: customers, leads and website visitors you need at your conversion rates, plus the traffic budget, cost per lead and customer acquisition cost.

Find the break-even point for a business selling several products: weighted average contribution margin from the sales mix, break-even units per product and break-even sales revenue.

Calculate the retail stock-to-sales ratio from beginning-of-month inventory and monthly sales, the sales-to-stock percentage, weeks of supply and the inventory to plan for next month’s sales.

Calculate revenue per visitor (RPV) for an online store from revenue and visitors, split into conversion rate and average order value, and see what a higher RPV is worth.

Estimate the ROI of a customer loyalty or points program: extra gross profit from higher member spending against the cost of redeemed rewards and running costs, with the break-even spending lift.

Calculate the cost per unit of a production run from materials, labor, variable overhead and fixed costs, split into variable and fixed cost per unit, with a selling price at your target margin.

Convert a freelance writing rate per word into the price per article, your effective hourly rate and monthly income — and find the per-word rate you need to hit a target hourly rate.