8.67% is the change from 646 to 702
Calculation steps:
[( 702 - 646 ) ÷ 646] x 100 = 8.67%
Formula
Percentage change = [(702 - 646) / 646] x 100
Subtract the new number by the original number
702 - 646 = 56
56 ÷ 646 = 0.08668730650154799
0.08668730650154799 x 100 = 8.67%