Margin markup calculator

Margin divides gross profit by selling price; markup divides it by cost.

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Selling price

Cost

Answer

…

Margin divides gross profit by selling price; markup divides it by cost.

More results

Precision and calculation record

Decimal places in numeric results and text downloads

Rounding changes displayed numbers, not the calculation. Text, fractions, matrices and CSV schedules keep their own formatting. Automatic keeps up to 12 significant digits, with money shown to cents where applicable.

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Formula and assumptions

Enter comparable prices and costs in one currency. This gross calculation excludes overhead, returns, financing, and taxes unless you include them in cost.

Automatic precision shows numbers to 12 significant digits. Thousands separators such as 1,000 are accepted; use a dot for decimals.

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Updated 2026-09-26

Using Margin markup calculator

Margin divides gross profit by selling price; markup divides it by cost.

Enter comparable prices and costs in one currency. This gross calculation excludes overhead, returns, financing, and taxes unless you include them in cost.

Next: Basic calculator

A worked example

With selling price = 100, cost = 60, the profit margin percent is 40.

Before you use the result

Enter comparable prices and costs in one currency. This gross calculation excludes overhead, returns, financing, and taxes unless you include them in cost.

Example results for selling price

These examples use Cost: 60. They are reference calculations, not recommended settings.

Selling price	Profit margin percent
50	-20
100	40
200	70

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ToolOctopus. “Margin markup calculator.” Updated 2026-09-26. https://tooloctopus.com/margin-markup-calculator.

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