Return on Investment (ROI) Calculator
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Formula: ROI = (Final Value - Initial Cost) / Initial Cost × 100%
ROI Calculator
ROI is one of the most widely used metrics for evaluating investment performance. It expresses profit as a percentage of the original investment.
Conversion Formula
ROI = (Final Value - Initial Cost) / Initial Cost × 100%
ROI = (Gain - Cost) / Cost × 100%. A positive ROI means profit; negative means loss.
Step-by-Step Examples
Invested $10,000, now worth $15,000 = ROI: 50%
(15000-10000)/10000 × 100 = 50%
Frequently Asked Questions
What is ROI?
ROI (Return on Investment) measures the profitability of an investment as a percentage of the original cost.
What is a good ROI?
It depends on the investment type. Stocks historically average 7-10% annually; real estate 8-12%; business investments vary widely.
Does ROI account for time?
Basic ROI does not account for time. For time-adjusted returns, use annualized ROI or IRR (Internal Rate of Return).