7.97% is the change from 577 to 623
Calculation steps:
[( 623 - 577 ) ÷ 577] x 100 = 7.97%
Formula
Percentage change = [(623 - 577) / 577] x 100
Subtract the new number by the original number
623 - 577 = 46
46 ÷ 577 = 0.07972270363951472
0.07972270363951472 x 100 = 7.97%