13.02% is the change from 645 to 729
Calculation steps:
[( 729 - 645 ) ÷ 645] x 100 = 13.02%
Formula
Percentage change = [(729 - 645) / 645] x 100
Subtract the new number by the original number
729 - 645 = 84
84 ÷ 645 = 0.13023255813953488
0.13023255813953488 x 100 = 13.02%