# What is the percent of increase from 20 to 39?

May 12, 2018

95%

#### Explanation:

Let a be the original number and b be the increased number,
Percentage increase = \frac{b-a}{a} * 100% = \frac{39-20}{20} * 100% = 95%

May 12, 2018

95%

#### Explanation:

39-20=19

$\frac{19}{20} \times 100 = 95$