Percentage Calculator

Quickly calculate percentages.

What is% of?

What is a Percentage Calculator?

A percentage calculator handles common operations: finding a percentage of a number, calculating what percentage one number is of another, and computing percentage increase or decrease. Useful for discounts, taxes, grades, and profit margins.

Frequently Asked Questions

How do I calculate % increase?

((New - Old) / Old) × 100. Enter both values and get the result instantly.

What is % of vs % off?

20% of 150 = 30. 20% off 150 = 120 (subtracts the portion).

Can it do compound calculations?

Use the result of one calculation as input for the next, or use the EMI calculator.