23.04% is the change from 638 to 785
Calculation steps:
[( 785 - 638 ) ÷ 638] x 100 = 23.04%
Formula
Percentage change = [(785 - 638) / 638] x 100
Subtract the new number by the original number
785 - 638 = 147
147 ÷ 638 = 0.2304075235109718
0.2304075235109718 x 100 = 23.04%