Percentage calculator %

Three quick tools: percent of a number, what percent one number is of another, and percent change. Free, no signup.

What is X% of Y?
% of = —
X is what percent of Y?
is — of
Percent change from X to Y
from to = —

Percentages — FAQ

Percent of a number

Multiply and divide by 100: 20% of 150 = 30.

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