-98.43% is the change from 573 to 9
Calculation steps:
[( 9 - 573 ) ÷ 573] x 100 = -98.43%
Formula
Percentage change = [(9 - 573) / 573] x 100
Subtract the new number by the original number
9 - 573 = -564
-564 ÷ 573 = -0.9842931937172775
-0.9842931937172775 x 100 = -98.43%