-99.48% is the change from 577 to 3
Calculation steps:
[( 3 - 577 ) ÷ 577] x 100 = -99.48%
Formula
Percentage change = [(3 - 577) / 577] x 100
Subtract the new number by the original number
3 - 577 = -574
-574 ÷ 577 = -0.9948006932409013
-0.9948006932409013 x 100 = -99.48%