Percentage Calculator
Calculate percentages, increases, decreases, and more.
What is X% of Y?
Find a percentage of a number
X is what % of Y?
Find what percentage one number is of another
Percentage change from X to Y
Calculate the percentage increase or decrease
About Percentage Calculator
Calculate percentages quickly: find what X% of a number is, figure out what percentage one number is of another, or compute percentage increase and decrease. Covers the three most common percentage calculations people search for.
FAQ
- How do I calculate a percentage of a number?
- Enter the percentage and the number. For example, 15% of 200 is calculated as (15 / 100) * 200 = 30.
- How do I find the percentage change between two numbers?
- The formula is ((new - old) / old) * 100. Enter both values and the tool calculates the increase or decrease for you.
- What is X as a percentage of Y?
- Divide X by Y and multiply by 100. For example, 25 out of 200 is (25 / 200) * 100 = 12.5%.