122.66% is the change from 128 to 285
Calculation steps:
[( 285 - 128 ) ÷ 128] x 100 = 122.66%
Formula
Percentage change = [(285 - 128) / 128] x 100
Subtract the new number by the original number
285 - 128 = 157
157 ÷ 128 = 1.2265625
1.2265625 x 100 = 122.66%