11.81% is the change from 576 to 644
Calculation steps:
[( 644 - 576 ) ÷ 576] x 100 = 11.81%
Formula
Percentage change = [(644 - 576) / 576] x 100
Subtract the new number by the original number
644 - 576 = 68
68 ÷ 576 = 0.11805555555555555
0.11805555555555555 x 100 = 11.81%