53.51% is the change from 185 to 284
Calculation steps:
[( 284 - 185 ) ÷ 185] x 100 = 53.51%
Formula
Percentage change = [(284 - 185) / 185] x 100
Subtract the new number by the original number
284 - 185 = 99
99 ÷ 185 = 0.5351351351351351
0.5351351351351351 x 100 = 53.51%