Percent of a Percent Calculator
Use our percent of a percent calculator to take a percentage of a percentage instantly. Includes the formula, examples, and Excel tips for percentage of percentage excel calculations.
What is a Percent of a Percent?
A percent of a percent means multiplying two percentages together to get a combined (cumulative) percentage. For example, if 20% of something happens, and then you want 30% of that 20%, you’re taking a percentage of a percentage.
People often ask: can you take a percentage of a percentage? Yes—you convert both percents to decimals, multiply them, then convert back to a percent.
This percent of a percent calculator is useful for stacked discounts, conversion funnels, commission splits, and any situation where you want the result of one percent applied to another percent.
Percent of a Percent Formula
To find a percent of a percent, convert each percent to a decimal, multiply, then convert back to a percent.
Equivalent: result% = (p1 × p2) ÷ 100.
So 25% of 40% equals 10%.
Yes—multiply and divide by 100.
How to Calculate Percentages Using a Calculator
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Enter the first percentage (p1).
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Enter the second percentage (p2).
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Multiply p1 by p2.
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Divide by 100 to get the percent of a percent result.
Frequently Asked Questions
Yes. Multiply the two percentages and divide by 100. Example: 20% of 30% = (20 × 30) ÷ 100 = 6%.
It calculates the combined percentage when one percent is applied to another percent: result% = (p1 × p2) ÷ 100.
Multiply the two percent values, then divide by 100.
If A1 is p1 and B1 is p2 (as percent-formatted cells), use: =A1*B1. If they’re typed as whole numbers like 25 and 40, use: =(A1/100)*(B1/100) and format as Percentage.
No. Percent of a percent multiplies two percentages. Change between two percentages usually means percentage point difference or percentage change between values.
Yes—this calculator is a specialized percent calculator for taking a percentage of a percentage.