3.13% is the change from 128 to 132
Calculation steps:
[( 132 - 128 ) ÷ 128] x 100 = 3.13%
Formula
Percentage change = [(132 - 128) / 128] x 100
Subtract the new number by the original number
132 - 128 = 4
4 ÷ 128 = 0.03125
0.03125 x 100 = 3.13%
Example