400% is the change from 32 to 160
Calculation steps:
[( 160 - 32 ) ÷ 32] x 100 = 400%
Formula
Percentage change = [(160 - 32) / 32] x 100
Subtract the new number by the original number
160 - 32 = 128
128 ÷ 32 = 4
4 x 100 = 400%
Example