How to calculate percentage of a number?

To calculate X% of Y, multiply Y by X and divide by 100. For example, 20% of 150 = (20 × 150) ÷ 100 = 30.

How to calculate percentage increase?

Percentage increase = [(New Value - Original Value) ÷ Original Value] × 100. For example, from 100 to 150 is a 50% increase.

Yes, it's completely free with no limits. Calculate unlimited percentages instantly.

0%12%100%

12%

Percentage12%

Value90.00

Original: 1200+25%New: 1500

Original

+25%

Original1200

Increase300

New1500

Original: 1600-25%New: 1200

Remaining

-25%

Original1600

Decrease400

New1200

Part: 4525%Whole: 180

25%

Part45

Percentage25%