% Percentage Calculator

Break-Even Calculator

Break-even revenue = fixed costs ÷ gross margin (as decimal).

Enter values above to calculate.

Updated May 2026, using HMRC 2026/27 rates and current ONS / gov.uk figures.

Use the profit margin calculator to find your gross margin, then divide fixed costs by that decimal.

Worked examples
£10k/mo fixed costs, 30% gross margin: break-even £33,333/mo revenue.
£20k/yr fixed, 60% margin: break-even £33,333/yr.

Frequently asked questions

What if my margin is variable?
Use blended (volume-weighted) margin across products.