15.17% is the change from 646 to 744
Calculation steps:
[( 744 - 646 ) ÷ 646] x 100 = 15.17%
Formula
Percentage change = [(744 - 646) / 646] x 100
Subtract the new number by the original number
744 - 646 = 98
98 ÷ 646 = 0.15170278637770898
0.15170278637770898 x 100 = 15.17%