Return Calculator
Calculate the return on investment or profit margin based on cost and revenue.
Published by:
isCalculator Editorial Team
Reviewed by:
Review Board
Last Updated:
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How to use this tool?
How to Use the Return Calculator
- Enter Initial Investment (Cost): Type the amount you initially invested (e.g., 1000). Use positive numbers only.
- Enter Final Return (Revenue): Type the total amount you received back (e.g., 1500). Must be a positive number.
- Click "Calculate Return": Press the blue button to compute your results.
- Read the Results:
- Profit/Loss: Shows the difference (Revenue - Cost). Green means profit, red means loss.
- ROI: Your return on investment as a percentage. Formula: (Profit ÷ Cost) × 100%.
- Fix Errors: If you see a red warning, enter a valid positive number (no letters or negative values).
Tip: Use the same currency for both inputs (e.g., all in USD). The calculator works with any monetary unit.
Previous Results
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Frequently Asked Questions
ROI = (Profit / Cost) × 100%, where Profit = Revenue - Cost.
No, cost and revenue must be non-negative numbers.
If cost is zero, ROI is undefined and shown as 0%.
