15.17% is the change from 712 to 820
Calculation steps:
[( 820 - 712 ) ÷ 712] x 100 = 15.17%
Formula
Percentage change = [(820 - 712) / 712] x 100
Subtract the new number by the original number
820 - 712 = 108
108 ÷ 712 = 0.15168539325842698
0.15168539325842698 x 100 = 15.17%