Percentage Calculator

Online tool that allows you to calculate percentage in various ways: increases, discounts, proportions and much more. Choose the calculator that best applies to your problem, enter the values and click calculate.

What is X% of Y

Value X is what percentage of Y

A value that INCREASED from X to Y - What was the percentage increase?

A value that DECREASED from X to Y - What was the percentage decrease?

Value X over value Y is what percentage?

I have a value and want to INCREASE by X% - What is the result?

I have a value and want to DECREASE by X% - What is the result?

I have an initial value that INCREASED by X% and became Y - What is the initial value?

I have an initial value that DECREASED by X% and became Y - What is the initial value?