31.05% is the change from 438 to 574
Calculation steps:
[( 574 - 438 ) ÷ 438] x 100 = 31.05%
Formula
Percentage change = [(574 - 438) / 438] x 100
Subtract the new number by the original number
574 - 438 = 136
136 ÷ 438 = 0.3105022831050228
0.3105022831050228 x 100 = 31.05%