15.94% is the change from 577 to 669
Calculation steps:
[( 669 - 577 ) ÷ 577] x 100 = 15.94%
Formula
Percentage change = [(669 - 577) / 577] x 100
Subtract the new number by the original number
669 - 577 = 92
92 ÷ 577 = 0.15944540727902945
0.15944540727902945 x 100 = 15.94%