19.12% is the change from 638 to 760
Calculation steps:
[( 760 - 638 ) ÷ 638] x 100 = 19.12%
Formula
Percentage change = [(760 - 638) / 638] x 100
Subtract the new number by the original number
760 - 638 = 122
122 ÷ 638 = 0.19122257053291536
0.19122257053291536 x 100 = 19.12%