Percentage Calculator
Calculate percentage of values, percentage change (increase/decrease), and more. A fast, professional tool for finance, students, and daily math.
What is X% of Y?
What is %
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X is what % of Y?
is what %
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Percentage Increase/Decrease
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X is Y% of what?
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Percentage FAQs
To find the percentage of a number, you multiply the number by the percentage and then divide by 100. For example, 20% of 500 is (20 * 500) / 100 = 100.
To find the percentage increase: Subtract the original value from the new value, divide that result by the original value, and multiply by 100.
Yes! Use the “What is X% of Y” tool to find the tax or discount amount, then add or subtract it from your total price.