Percentage Calculator
Three percentage questions in one place: percent of a number, what percent one number is of another, and percent increase or decrease.
What is X% of Y?
%
X is what percent of Y?
Percent increase or decrease
15% of 240
36
45 is what percent of 18025%
Change from 120 to 150+25%
Difference30
How this works
Percent change is always measured against the starting value, which is why a 50% drop needs a 100% rise to get back to where it started.