15.83% is the change from 638 to 739
Calculation steps:
[( 739 - 638 ) ÷ 638] x 100 = 15.83%
Formula
Percentage change = [(739 - 638) / 638] x 100
Subtract the new number by the original number
739 - 638 = 101
101 ÷ 638 = 0.15830721003134796
0.15830721003134796 x 100 = 15.83%