44.75% is the change from 438 to 634
Calculation steps:
[( 634 - 438 ) ÷ 438] x 100 = 44.75%
Formula
Percentage change = [(634 - 438) / 438] x 100
Subtract the new number by the original number
634 - 438 = 196
196 ÷ 438 = 0.4474885844748858
0.4474885844748858 x 100 = 44.75%