Percentage Calculator

Quickly compute percentages, percentage increases, and differences with instant results.

What is X% of Y?

What is% of=30

Percentage Increase / Decrease

Fromto=+50.00%

How Percentage Calculations Work

The word "percent" originates from the Latin per centum, meaning "by the hundred". To calculate what percentage X is of Y, the formula is:
(X / Y) × 100