140.63% is the change from 128 to 308
Calculation steps:
[( 308 - 128 ) ÷ 128] x 100 = 140.63%
Formula
Percentage change = [(308 - 128) / 128] x 100
Subtract the new number by the original number
308 - 128 = 180
180 ÷ 128 = 1.40625
1.40625 x 100 = 140.63%