Percentage Calculator

Docs Feedback

Calculate percentages easily with our free online percentage calculator. Find percentage of a number, percentage increase/decrease, and more.

ADVERTISEMENT
Select Calculation Formula
What is % of ? =
30
How we got this
20% = 20 / 100 = 0.2
0.2 × 150 = 30

Instant Client-Side Math

Solve 15 different percentage problems instantly.

1
Choose Problem

Select from 15 different English variations of percentage problems.

2
Live Input

Type your values without page reloads, using our speedy responsive inputs.

3
See The Steps

The tool instantly breaks down exactly how the math was computed so you can show your work.

ADVERTISEMENT