Return on Investment Calculator

Return on Investment Calculator lets you rOI divides net gain by investment cost and expresses it as a percentage. Enter your own values or load the worked example.

Method and calculation

ROI divides net gain by investment cost and expresses it as a percentage.

Inputs and settings

Return on Investment Calculator accepts Investment cost (minimum 0.000001); Total proceeds (signed value).

Worked example

Return on Investment Calculator example — Investment cost: 10000; Total proceeds: 13000. Computed output: { "gain": 3000, "roiPercent": 30 }

Output and limitations

Return on Investment Calculator: Use finite inputs. Results use double-precision arithmetic.

Technical references: JavaScript numerical operations

Return on Investment Calculator FAQs

Return on Investment Calculator applies the following rule to your input: ROI divides net gain by investment cost and expresses it as a percentage. The worked example on this page uses the same processor as the result button.
Return on Investment Calculator has these boundaries: Use finite inputs. Results use double-precision arithmetic. Start by checking the investment cost field against the units or format shown.
Return on Investment Calculator provides this sample: { "gain": 3000, "roiPercent": 30 }. Use the sample button to reproduce it, then replace the inputs with your own values.