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🧮 Percentage Calculator

Calculate percentages instantly — find percent of a number, increase/decrease, and more

What is X% of Y?

What is % of
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X is what % of Y?

is what % of
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Percentage Increase

From to
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Percentage Decrease

From to
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Add X% to a number

+ %
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Subtract X% from a number

− %
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How to Calculate Percentages

Enter your numbers in any calculator above and click Calculate. Get instant results for any percentage calculation — from basic percent of a number to percentage increase and decrease.

Why Use FileTools Percentage Calculator?

✅ 6 types of percentage calculations
✅ Instant results — no button needed
✅ 100% free — no signup required
✅ Works entirely in your browser