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Break-even calculator

Find the minimum whole units required to cover fixed costs at a given price and variable cost.

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Input

Fixed costsSelling priceVariable cost per unitCurrency (label only)

Your result

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How to use this tool

Enter your values or choose a local file. Replace the example data with your own.
Review options, units and assumptions, then run the tool.
Check the result before copying or downloading it. Keep an original copy of important files.

Method & assumptions

Find the minimum whole units required to cover fixed costs at a given price and variable cost.

ceil(fixed ÷ (price − variable))

Worked example

ceil(1,000 ÷ (25 − 10)) = 67.

Limits & important notes

Mathematical estimates, not financial, tax or legal advice. Real fees, rounding and contract terms may change the result. Check important decisions with a qualified professional.

Content updated: 2026-10-10