Percentage Calculator
About this Percentage Calculator tool
Percentages describe a part out of 100. This calculator solves the most common questions: what is X% of Y, what percentage one number is of another, and how much a value has increased or decreased in percent.
How to use it
- Choose the type of calculation.
- Enter your numbers.
- Read the result.
Example
15% of 2,000 = 300
30 is 20% of 150
Increase from 80 to 100 = +25%Frequently asked questions
How do I calculate a percentage increase?
Subtract the old value from the new one, divide by the old value and multiply by 100.
What is the difference between percentage and percentage points?
Going from 10% to 15% is a 5 percentage point rise, but a 50% relative increase.
How do I find a percentage of a number?
Multiply the number by the percentage and divide by 100.