26.56% is the change from 128 to 162
Calculation steps:
[( 162 - 128 ) ÷ 128] x 100 = 26.56%
Formula
Percentage change = [(162 - 128) / 128] x 100
Subtract the new number by the original number
162 - 128 = 34
34 ÷ 128 = 0.265625
0.265625 x 100 = 26.56%