61.4% is the change from 285 to 460
Calculation steps:
[( 460 - 285 ) ÷ 285] x 100 = 61.4%
Formula
Percentage change = [(460 - 285) / 285] x 100
Subtract the new number by the original number
460 - 285 = 175
175 ÷ 285 = 0.6140350877192983
0.6140350877192983 x 100 = 61.4%