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Percentage Calculator

Easily calculate percentages, percentage increases, decreases, differences, and changes. Find what percent one number is of another or compute X% of Y with this free, accurate, and versatile Percentage Calculator for everyday math and finance.

Percentage Calculator for Everyday Math

Calculate Percentage from:

%
% of what?

Calculation Results

Calculation Results

Result

Percentage change from X to Y

Result

You can't calculate a percentage change when the from value is zero. The value must be greater or less than zero.

Increase or decrease X by Y%

Changed value
Absolute change

You can't calculate the applied percentage change when the base value is zero. The value must be greater or less than zero.

Percentage difference between X and Y

Percentage difference
Absolute difference

You can't calculate the percentage difference when both the start and the end values are zero. At least one value must be greater or less than zero.