Percentage Calculator

Percentage Calculator is a free online tool to calculate percentages.

What is % of ?

is what percent of ?

Percentage change from to ?

Tips: Use tab to move between fields. Press Enter to calculate.

About

This tool helps you quickly compute percentage values for discounts, tips, finances, scores, and more. It’s mobile-friendly and free to use.

A percentage expresses a number as a part of 100. It’s denoted by “%”.

Divide the part by the whole and multiply by 100. Example: 20 of 50 → (20/50)×100 = 40%.