Percentage of a Percentage Calculator – Solve Compounding Percentages
Find the percentage of a percentage by entering the two percentages below. This is useful to find a compound percentage of a value. You can also use our percentage calculator to find the portion of a value.
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How to Find the Percent of a Percent
Finding the percentage of a percentage involves converting both to decimal form by dividing by 100 and then multiplying them together. Use the following formula:
Start by dividing each percentage by 100 to convert them to a decimal form. Then multiply the decimals together to get the result. Multiply the result by 100 to get the final percentage.
p = (pct1 ÷ 100) × (pct2 ÷ 100) × 100
p = (25 ÷ 100) × (80 ÷ 100) × 100
p = .25 × .8 × 100
p = .2 × 100
p = 20%
Find the percentage of a percentage is easy using the formula or our handy calculator. Use our percentage calculators for more tools for calculating percent values.