40.87% is the change from 438 to 617
Calculation steps:
[( 617 - 438 ) ÷ 438] x 100 = 40.87%
Formula
Percentage change = [(617 - 438) / 438] x 100
Subtract the new number by the original number
617 - 438 = 179
179 ÷ 438 = 0.408675799086758
0.408675799086758 x 100 = 40.87%