97.66% is the change from 128 to 253
Calculation steps:
[( 253 - 128 ) ÷ 128] x 100 = 97.66%
Formula
Percentage change = [(253 - 128) / 128] x 100
Subtract the new number by the original number
253 - 128 = 125
125 ÷ 128 = 0.9765625
0.9765625 x 100 = 97.66%