Math
Percentage Calculator
Find what percentage one number is of another, with the result shown as a percent.
Formula
Percentage = (part ÷ whole) × 100. Divide the part by the whole, then multiply by 100 to turn the share into a percent.
How it works
Enter the part and the whole. The calculator divides the part by the whole and multiplies by 100. For example, 25 out of 200 is 12.50%.
FAQs
What does the Percentage do?
It takes the values you enter and works out the percentage for you, showing the result straight away.
What should I enter?
Enter ordinary numbers in the boxes above. If a value does not make sense for this calculation, the page will ask you to check it instead of showing a wrong answer.
Can I use the result for homework or everyday maths?
Yes. It is a general-purpose maths helper; for exam or professional work, still check the steps against your own working.