13% is the change from 646 to 730
Calculation steps:
[( 730 - 646 ) ÷ 646] x 100 = 13%
Formula
Percentage change = [(730 - 646) / 646] x 100
Subtract the new number by the original number
730 - 646 = 84
84 ÷ 646 = 0.13003095975232198
0.13003095975232198 x 100 = 13%