Percentage Calculator
Find a percentage of a number, or what percentage one number is of another.
What is X% of Y?
Result100
X is what % of Y?
Percentage30%
How to use the Percentage Calculator
Use either calculator below depending on which percentage question you need answered.
- 1
Pick your question
'What is X% of Y' or 'X is what % of Y'.
- 2
Enter your values
Fill in the two known numbers.
Frequently Asked Questions
How do I calculate a percentage of a number?
Multiply the number by the percentage, then divide by 100.
How do I find what percentage one number is of another?
Divide the smaller number by the total, then multiply by 100.