Math & Conversions

Percentage Calculator

Three calculators in one — find a percentage, compare two numbers, or calculate change.

What is X% of Y?
e.g. What is 15% of 200? → 30
What is % of ?
X is what % of Y?
e.g. 30 is what % of 200? → 15%
is what % of ?
Percentage change from X to Y
e.g. Price went from $80 to $100 → +25% increase
From to