-0.34% is the change from 587 to 585
Calculation steps:
[( 585 - 587 ) ÷ 587] x 100 = -0.34%
Formula
Percentage change = [(585 - 587) / 587] x 100
Subtract the new number by the original number
585 - 587 = -2
-2 ÷ 587 = -0.0034071550255536627
-0.0034071550255536627 x 100 = -0.34%