Percentage Calculator

Calculate percentages, add/remove percentages, and reverse calculations

Percentage Calculator
Calculate percentages, add/remove percentages, and reverse calculations
Calculation Type
Percentage Calculation Result

Enter values above to see results

Examples

20% of 100

Percentage: 20, Value: 100
Result: 20

Add 15% to 200

Percentage: 15, Original: 200
Result: 230

25 is what % of 100

Part: 25, Total: 100
Result: 25%

% increase from 100 to 120

Old: 100, New: 120
Result: 20% increase

History0

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Quick Scenarios
How to Use

Keyboard Support

Use Tab to navigate, Enter to calculate, and Escape to clear.

Precision

All calculations use decimal.js for accurate results.

History

Your calculations are automatically saved and can be exported.