Net profit margin calculator UK
Measure profit as a share of revenue after all entered costs. Check the formula, worked example and limits before using your own figures.
Enter your figures
Net profit margin
Inputs changed. Select Calculate result to update your estimate.
Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. Management arithmetic, not statutory accounts. Use a consistent accounting period and include all costs relevant to the margin you want to measure.
How the net profit margin calculator uk works
Net margin = (revenue − total costs) ÷ revenue × 100.
Data basis: mathematical formula using your inputs. Example prices and rates are illustrative, not current market quotes.
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Worked example: net profit margin
This illustration uses the calculator’s example inputs. It is not a quote or a recommended financial decision.
- Revenue excluding VAT (£)
- 10,000
- Total costs excluding recoverable VAT (£)
- 8,000
Net profit margin: 20%
Net margin = (revenue − total costs) ÷ revenue × 100.
Net profit margin: questions answered
What does the net profit margin calculation include?
Net margin = (revenue − total costs) ÷ revenue × 100. Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. Management arithmetic, not statutory accounts. Use a consistent accounting period and include all costs relevant to the margin you want to measure.
Using your result
Example inputs are a starting point. Replace them with your figures and select Calculate result. Results are rounded for display; calculations use unrounded values.
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