Percentage Calculator

Every common percentage calculation in one place.

Percent

Result

How to use

What is 15% of 80?

20 is what % of 50?

40%

Change from 100 to 125

+25%

› Does it handle negative change?

Yes, returns a negative percent.

Calculate exact age in years, months, days, hours, minutes, and seconds.

Calculate the difference between two dates in years, months, weeks, days, hours, minutes, and seconds.