12.32% is the change from 568 to 638
Calculation steps:
[( 638 - 568 ) ÷ 568] x 100 = 12.32%
Formula
Percentage change = [(638 - 568) / 568] x 100
Subtract the new number by the original number
638 - 568 = 70
70 ÷ 568 = 0.12323943661971831
0.12323943661971831 x 100 = 12.32%