Profit calculator
Unit contribution margin calculator
Contribution margin per unit = price − variable. Ratio = that margin ÷ price.
Inputs
Enter valid numbers. Calculations run entirely in your browser.
Results
Contribution margin per unit
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Margin ratio (of price)
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Example
Price 50, variable 22 → margin 28; ratio 56%.
Explanation
Unit CM = P − V. Ratio = (P−V) ÷ P.
FAQ
Semi-variable costs?
Allocate a consistent slice per unit before using the tool.