42.47% is the change from 438 to 624
Calculation steps:
[( 624 - 438 ) ÷ 438] x 100 = 42.47%
Formula
Percentage change = [(624 - 438) / 438] x 100
Subtract the new number by the original number
624 - 438 = 186
186 ÷ 438 = 0.4246575342465753
0.4246575342465753 x 100 = 42.47%