How to calculate a percentage
To calculate a percentage of a number, multiply the total amount by the percentage and then divide by 100.
For example, to find out what 20% of 150 is, you multiply 150 × 20 = 3000, then divide by 100 = 30.
This percentage calculator is useful for calculating discounts, tax, interest rates, exam scores, and more.
It's optimized for fast use on both desktop and mobile devices.
Keywords: calculate percentage, percentage of number, what is 10% of 250, percent calculator, X% of Y, quick percentage tool
Last updated: May 2025