-14.56% is the change from 577 to 493
Calculation steps:
[( 493 - 577 ) ÷ 577] x 100 = -14.56%
Formula
Percentage change = [(493 - 577) / 577] x 100
Subtract the new number by the original number
493 - 577 = -84
-84 ÷ 577 = -0.14558058925476602
-0.14558058925476602 x 100 = -14.56%