39.95% is the change from 438 to 613
Calculation steps:
[( 613 - 438 ) ÷ 438] x 100 = 39.95%
Formula
Percentage change = [(613 - 438) / 438] x 100
Subtract the new number by the original number
613 - 438 = 175
175 ÷ 438 = 0.3995433789954338
0.3995433789954338 x 100 = 39.95%