-97.57% is the change from 577 to 14
Calculation steps:
[( 14 - 577 ) ÷ 577] x 100 = -97.57%
Formula
Percentage change = [(14 - 577) / 577] x 100
Subtract the new number by the original number
14 - 577 = -563
-563 ÷ 577 = -0.975736568457539
-0.975736568457539 x 100 = -97.57%