PercentLab

ROI Calculator (Return on Investment)

Calculate return on investment percentage with gain/loss analysis.

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Formula

ROI % = ((Final Value - Initial Investment) / Initial Investment) × 100

Example

initial Investment:1000
final Value:1500
roi:50

Frequently Asked Questions

ROI % = ((Final Value - Initial Investment) / Initial Investment) × 100. For example, if you invest $1,000 and it becomes $1,500: ((1500 - 1000) / 1000) × 100 = 50% ROI.

A "good" ROI depends on the investment type and timeframe. Generally, 7-10% annually for long-term investments is considered solid, while business investments might target 15-25% or higher.

Yes, negative ROI indicates a loss. For example, investing $1,000 that becomes $800 results in -20% ROI: ((800 - 1000) / 1000) × 100 = -20%.

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Last updated: 2025-11-12