Percentage Calculator

Calculate percentages instantly. Four calculators in one.

What is X% of Y?

% of=—

X is what % of Y?

is—%of

Percentage change

fromto=—

Tip calculator

+% tip =—

Calculate percentages — four ways

This tool combines the four most common percentage calculations: what is X% of Y, what percentage X is of Y, percentage change between two values, and a tip calculator. Instant results as you type.