9.56% is the change from 638 to 699
Calculation steps:
[( 699 - 638 ) ÷ 638] x 100 = 9.56%
Formula
Percentage change = [(699 - 638) / 638] x 100
Subtract the new number by the original number
699 - 638 = 61
61 ÷ 638 = 0.09561128526645768
0.09561128526645768 x 100 = 9.56%