-0.17% is the change from 586 to 585
Calculation steps:
[( 585 - 586 ) ÷ 586] x 100 = -0.17%
Formula
Percentage change = [(585 - 586) / 586] x 100
Subtract the new number by the original number
585 - 586 = -1
-1 ÷ 586 = -0.0017064846416382253
-0.0017064846416382253 x 100 = -0.17%