Free Percentage Calculator: Easy Math Online 2025

Percentage Calculator

Calculation Type Select type What is X% of Y? X is what % of Y? Percent change from X to Y

Value X

Value Y

Result:

What is a Percentage Calculator?

A Percentage Calculator helps you solve percentage-related problems quickly, whether for shopping discounts, math homework, or financial planning. It calculates what a percentage of a number is, what percentage one number is of another, or the percentage change between two numbers.

How to Use This Calculator

Select the type of calculation, enter the required values, and click Calculate:

• What is X% of Y? Find the value of a percentage (e.g., 20% of 50 = 10).
• X is what % of Y? Determine the percentage (e.g., 15 is 20% of 75).
• Percent change from X to Y: Calculate increase/decrease (e.g., from 50 to 60 is 20% increase).

Use our free Percentage Calculator to simplify your math tasks today!