Free ROI Calculator
Calculate return on investment.
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About the ROI Calculator
Free ROI calculator. Enter the amount invested and the amount returned to see your return on investment as a percentage and net profit.
How it works
- 1
Enter amounts
Investment and return.
- 2
See your ROI
Percentage and net profit appear instantly.
Frequently asked questions
ROI = (gain − cost) ÷ cost × 100. It expresses profit as a percentage of what you invested.
Yes — a negative ROI means the investment lost money.
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