62.5% is the change from 128 to 208
Calculation steps:
[( 208 - 128 ) ÷ 128] x 100 = 62.5%
Formula
Percentage change = [(208 - 128) / 128] x 100
Subtract the new number by the original number
208 - 128 = 80
80 ÷ 128 = 0.625
0.625 x 100 = 62.5%
Example