Return on Investment Calculator
Calculate ROI as a percentage from an investment's cost and the profit or gain it generated over a period.
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How this calculator works
Enter the cost of an investment and the net gain or profit it returned to calculate ROI as a percentage. This is a general business ROI measure, not specific to shares or property.
Frequently asked questions
How is ROI calculated?
ROI equals the net gain divided by the cost of the investment, expressed as a percentage.
Does ROI account for the time period?
No, basic ROI is a total return figure; use the payback period calculator to see how quickly that return is achieved.
What counts as the investment cost?
Include all direct costs of the investment, such as purchase price, setup and implementation costs.
Results are estimates only and are not financial, tax, legal or credit advice.
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