-98.98% is the change from 586 to 6
Calculation steps:
[( 6 - 586 ) ÷ 586] x 100 = -98.98%
Formula
Percentage change = [(6 - 586) / 586] x 100
Subtract the new number by the original number
6 - 586 = -580
-580 ÷ 586 = -0.9897610921501706
-0.9897610921501706 x 100 = -98.98%