-98.97% is the change from 585 to 6
Calculation steps:
[( 6 - 585 ) ÷ 585] x 100 = -98.97%
Formula
Percentage change = [(6 - 585) / 585] x 100
Subtract the new number by the original number
6 - 585 = -579
-579 ÷ 585 = -0.9897435897435898
-0.9897435897435898 x 100 = -98.97%