12.31% is the change from 577 to 648
Calculation steps:
[( 648 - 577 ) ÷ 577] x 100 = 12.31%
Formula
Percentage change = [(648 - 577) / 577] x 100
Subtract the new number by the original number
648 - 577 = 71
71 ÷ 577 = 0.12305025996533796
0.12305025996533796 x 100 = 12.31%