Percentage Calculator

Calculate percentages easily: percentage of a number, what percentage is X of Y, and percentage increase or decrease.

1Find the percentage value of a number
What is
%
of
?
Result
200

Calculation: (25 ÷ 100) × 800 = 200

What is Percentage Calculator?

Percentage Calculator solves the most frequent percentage questions: finding a percentage of a value, determining what percentage one number is of another, and calculating percentage change.

How it works?

Select the formula type you need, input the numbers, and the calculated result appears instantly along with the step-by-step formula.

Frequently Asked Questions

Multiply the number by the percentage fraction (P / 100). For example, 25% of 800 is 800 × (25 / 100) = 200.