Profit Margin Calculator
Calculate net profit margin from revenue, costs, and expenses.
Profit Margin Calculator
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Live result
Net profit
$27,650
Net margin
27.65%
Operating profit
$35,000
Gross profit
$60,000
What it is
Net profit margin is the percent of revenue you actually keep after every cost — including taxes. It's the cleanest measure of overall profitability.
The formula
Net profit = (Revenue − COGS − OpEx) × (1 − tax rate) Net margin = Net profit ÷ Revenue × 100
Why it matters
Understanding profit margin calculator helps you make a better-informed decision before you commit money or time.
Worked examples
Try the example
Use the defaults above as a starting point — then adjust the inputs to match your situation.
Common pitfalls
- Double-check the units on every input — most errors come from mixing units.
- Round at the end, not in the middle of the formula.
Frequently asked questions
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