15.33% is the change from 646 to 745
Calculation steps:
[( 745 - 646 ) ÷ 646] x 100 = 15.33%
Formula
Percentage change = [(745 - 646) / 646] x 100
Subtract the new number by the original number
745 - 646 = 99
99 ÷ 646 = 0.15325077399380804
0.15325077399380804 x 100 = 15.33%