HomePercentage Calculator
Percentage Calculator
Calculate percentages: find what percent one number is of another, or apply a percentage
About this tool
Calculate percentages in three modes: find a percentage of a number, determine what percent one value is of another, or add a percentage to a value.
Use cases
- Calculating discounts and sale prices while shopping
- Determining percentage changes in financial reports
- Figuring out tips, taxes, and commission rates
Frequently asked questions
How do I calculate a percentage of a number?
Multiply the number by the percentage and divide by 100. For example, 20% of 150 = 150 × 20 ÷ 100 = 30.