Question

What is the percent of change from 40 to 48?

Answer 1

20% increase

Explanation:

(48-40)/40 = 8/40 = 1/5 = 0.2

0.2*100=20%

48-40: the percent increase

divided by 40 because: 40 is the base value. It isn't 48 because 48 is the value after the 20% increase.