Our online percentage calculator makes four types of percentage calculations, including percentage decrease and increase problems. You'll find this very useful during such disagreeable tasks as maths homework and working out tax depreciation amounts!

What is X percent of Y?

What is % of ?

X Is What Percent of Y?

is what % of ?
%

X Is Y Percent of What?

is % of what?

% Decrease & Increase

From to ?
%