Percentage Calculator

Calculate percentages, increases, decreases, and more with multiple calculation modes.

What is X% of Y?

Percentage (%)

Number

Frequently Asked Questions

To find X% of Y: multiply Y by X and divide by 100. For example, 15% of 200 = 200 × 15 ÷ 100 = 30.

Percentage increase = ((New - Old) / Old) × 100. For example, from 100 to 120 = (20/100) × 100 = 20% increase.

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