-10.23% is the change from 577 to 518
Calculation steps:
[( 518 - 577 ) ÷ 577] x 100 = -10.23%
Formula
Percentage change = [(518 - 577) / 577] x 100
Subtract the new number by the original number
518 - 577 = -59
-59 ÷ 577 = -0.1022530329289428
-0.1022530329289428 x 100 = -10.23%