57.84% is the change from 612 to 966
Calculation steps:
[( 966 - 612 ) ÷ 612] x 100 = 57.84%
Formula
Percentage change = [(966 - 612) / 612] x 100
Subtract the new number by the original number
966 - 612 = 354
354 ÷ 612 = 0.5784313725490197
0.5784313725490197 x 100 = 57.84%