Percentage Calculator
Calculate percentages, percentage of a value and percentage change.
Calculated locally in your browser. Nothing you enter is uploaded or stored.
Overview
Three common percentage calculations in one tool: finding X% of a number, finding what percent one number is of another, and finding the percentage change between two numbers.
How to use it
- 1Pick the calculation you need from the tabs.
- 2Enter the values.
- 3The result updates instantly.
Formula
X% of Y
result = (X / 100) × Y
X is what % of Y
result = (X / Y) × 100
Percentage change
result = ((To − From) / From) × 100
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