39.54% is the change from 612 to 854
Calculation steps:
[( 854 - 612 ) ÷ 612] x 100 = 39.54%
Formula
Percentage change = [(854 - 612) / 612] x 100
Subtract the new number by the original number
854 - 612 = 242
242 ÷ 612 = 0.3954248366013072
0.3954248366013072 x 100 = 39.54%