Margin Calculator
Compute margin percent, markup percent, and profit from cost and selling price.
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Business Finance
Business finance calculators for markup, margin, break-even, ROI style checks, and everyday commercial math used in planning and pricing.
Mileage Reimbursement Calculator 2026
Work out mileage reimbursement from miles driven and a per-mile rate (IRS, HMRC or employer rate).
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Calculate GDP from consumption, investment, government spending, exports, and imports.
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Compute monthly budget balance as income minus housing, food, transport, utilities, and other expenses.
Use calculatorDepreciation Calculator
Estimate annual depreciation using straight line or double declining balance.
Use calculatorCommission Calculator
Calculate commission as sales amount times commission rate percent for quick payout estimates.
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