Percentage Calculator

Calculate percentages, percentage changes, and discounts

Find Percentage of a Number

Calculate what percentage of a number equals another number

Percentage (%)

Of Number

Common Percentage Calculations

Find percentage: (Part ÷ Whole) × 100

Find the part: (Percentage ÷ 100) × Whole

Find the whole: Part ÷ (Percentage ÷ 100)

Percentage change: ((New - Old) ÷ Old) × 100

Quick Examples

25% of 200 = 50

20% discount on $100 = $80 final price

From 50 to 60 = 20% increase

From 80 to 60 = 25% decrease

About Percentage Calculations

Percentages are a way of expressing a number as a fraction of 100. They are widely used in finance, statistics, and everyday calculations like discounts, tips, and interest rates.

This calculator helps you perform the most common percentage calculations: finding a percentage of a number, calculating percentage changes, and computing discounted prices.