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Margin Calculator

Result

Calculated result 0.4285714286 Based on the values entered.
↗ Finance

Margin Calculator Calculate profit margin from revenue and cost. — free online calculator.

Formula

Margin = (Revenue − Cost)/Revenue × 100%; Markup = (Revenue − Cost)/Cost × 100%
  • Margin Calculator calculates its result from Revenue, Cost. It uses the formula Margin = (Revenue − Cost)/Revenue × 100%; Markup = (Revenue − Cost)/Cost × 100%. Change any input to recalculate the result instantly.
  • The main inputs are Revenue, Cost. Enter them in the units and format shown in the calculator.
  • Use monetary amounts, rates and time periods exactly as labeled; the result reflects the assumptions entered on this page.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Margin

Inputs
  • Revenue: 100
  • Cost: 70

Using Revenue = 2, Cost = 3, the calculated result is -0.3333333333.

Sample result: Calculating…

Frequently asked questions

What does the Margin calculate?

Margin Calculator Calculate profit margin from revenue and cost. — free online calculator.

Which values should I enter?

Enter Revenue, Cost using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: Margin = (Revenue − Cost)/Revenue × 100%; Markup = (Revenue − Cost)/Cost × 100%.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 10, 2026