-98.45% is the change from 582 to 9
Calculation steps:
[( 9 - 582 ) ÷ 582] x 100 = -98.45%
Formula
Percentage change = [(9 - 582) / 582] x 100
Subtract the new number by the original number
9 - 582 = -573
-573 ÷ 582 = -0.9845360824742269
-0.9845360824742269 x 100 = -98.45%