35.11% is the change from 638 to 862
Calculation steps:
[( 862 - 638 ) ÷ 638] x 100 = 35.11%
Formula
Percentage change = [(862 - 638) / 638] x 100
Subtract the new number by the original number
862 - 638 = 224
224 ÷ 638 = 0.3510971786833856
0.3510971786833856 x 100 = 35.11%