9.74% is the change from 729 to 800
Calculation steps:
[( 800 - 729 ) ÷ 729] x 100 = 9.74%
Formula
Percentage change = [(800 - 729) / 729] x 100
Subtract the new number by the original number
800 - 729 = 71
71 ÷ 729 = 0.09739368998628258
0.09739368998628258 x 100 = 9.74%