Business Calculators

Run the numbers like a CFO: margins, markup, break-even, payroll, sales tax, depreciation and KPI calculators for smarter operations.

11 tools

Business loan payback with fees — see the true APR behind origination fees and points.

Compute commission from sales price and rate — or back-solve any missing value.

Straight-line or double-declining depreciation schedules with year-by-year book values.

Sale price, savings, and after-tax totals for a percent-off or fixed-amount discount.

Compute GDP via the expenditure or income approach, or deflate nominal GDP to real GDP.

Internal rate of return from an initial investment and yearly cash flows.

Gross margin, markup, and profit from revenue and cost of goods.

Compute simple and discounted payback periods for fixed or irregular cash flows, with a cumulative schedule.

Return on investment: total gain, ROI %, and annualized return.

Add or remove sales tax: convert before-tax prices to after-tax and back, with tax amount and state rates.

Add or remove VAT: convert between net price, gross price and tax amount.

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