Percentage Calculator

What is X% of Y?

What is % of ? = ?

X is what percent of Y?

is what % of ? = ?%

Percentage Change (Increase/Decrease)

From to = ?%

Increase/Decrease by Percentage

% = ?

Percentage Formulas

X% of Y: (X / 100) × Y
X is what % of Y: (X / Y) × 100
% Change: ((New - Old) / Old) × 100