The Percentage Calculator solves the three most common percentage problems in one place: finding a percentage of a number, determining what percentage one number is of another, and calculating the percentage change between two values.
Three percentage calculations in one tool
- Percent of a number — e.g. what is 15% of 200?
- X is what percent of Y — e.g. 30 is what percent of 150?
- Percentage change — increase or decrease from one value to another
Everyday uses
Percentages appear everywhere — discounts, tips, taxes, test scores, interest rates and statistics. This calculator removes the mental math so you can get an accurate answer in seconds, whether you are shopping, studying or budgeting.
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