54.05% is the change from 185 to 285
Calculation steps:
[( 285 - 185 ) ÷ 185] x 100 = 54.05%
Formula
Percentage change = [(285 - 185) / 185] x 100
Subtract the new number by the original number
285 - 185 = 100
100 ÷ 185 = 0.5405405405405406
0.5405405405405406 x 100 = 54.05%