16.61% is the change from 638 to 744
Calculation steps:
[( 744 - 638 ) ÷ 638] x 100 = 16.61%
Formula
Percentage change = [(744 - 638) / 638] x 100
Subtract the new number by the original number
744 - 638 = 106
106 ÷ 638 = 0.16614420062695925
0.16614420062695925 x 100 = 16.61%