22.73% is the change from 638 to 783
Calculation steps:
[( 783 - 638 ) ÷ 638] x 100 = 22.73%
Formula
Percentage change = [(783 - 638) / 638] x 100
Subtract the new number by the original number
783 - 638 = 145
145 ÷ 638 = 0.22727272727272727
0.22727272727272727 x 100 = 22.73%