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Break-Even Point Calculator

Enter fixed costs, price per unit and variable cost per unit to find your break-even.

Estimate for general information only — not financial, tax, legal or employment advice. Verify with GOV.UK / HMRC or a qualified professional.

Your break-even point is where total revenue equals total cost — the number of units you must sell before you start making a profit. It's fixed costs divided by the contribution margin (price minus variable cost per unit).

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Frequently asked questions

What is the break-even formula?

Break-even units = fixed costs ÷ (price per unit − variable cost per unit).

What is contribution margin?

The money each unit contributes toward fixed costs after covering its own variable cost.