Percentage Calculator
Solve common percentage problems instantly
Percentage of a Number
What is
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Percentage Difference
is what % of
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Percentage Change
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How to Calculate Percentages
Percentage of a Number
Formula: (Percentage / 100) × Number
Example: 20% of 500 = (20/100) × 500 = 100
Percentage Difference
Formula: (Value 1 / Value 2) × 100
Example: 50 is what % of 200? (50/200) × 100 = 25%
Percentage Change
Formula: ((New - Old) / |Old|) × 100
Example: From 100 to 150 is a 50% increase.