Percentage of a Percentage Calculator
Enter two percentages and get X% of Y% in one step.
%
%
Formula
It's simple: multiply the two percentages together, then divide by 100.
X% of Y% = (X × Y) ÷ 100 %
Or, using the percentage values as decimals:
X% of Y% = (X ÷ 100 × Y ÷ 100) × 100 %
Examples
| Problem | How to work it out | Answer |
|---|---|---|
| 20% of 50% | (20 × 50) ÷ 100 | 10% |
| 10% of 10% | (10 × 10) ÷ 100 | 1% |
| 30% of 90% | (30 × 90) ÷ 100 | 27% |
FAQ
How do you calculate a percentage of a percentage?
Multiply the two percentages and divide by 100. For example, 25% of 50% = (25 × 50) ÷ 100 = 12.5%.