36.68% is the change from 638 to 872
Calculation steps:
[( 872 - 638 ) ÷ 638] x 100 = 36.68%
Formula
Percentage change = [(872 - 638) / 638] x 100
Subtract the new number by the original number
872 - 638 = 234
234 ÷ 638 = 0.3667711598746082
0.3667711598746082 x 100 = 36.68%