1500% is the change from 2 to 32
Calculation steps:
[( 32 - 2 ) ÷ 2] x 100 = 1500%
Formula
Percentage change = [(32 - 2) / 2] x 100
Subtract the new number by the original number
32 - 2 = 30
30 ÷ 2 = 15
15 x 100 = 1500%
Example