-0.51% is the change from 585 to 582
Calculation steps:
[( 582 - 585 ) ÷ 585] x 100 = -0.51%
Formula
Percentage change = [(582 - 585) / 585] x 100
Subtract the new number by the original number
582 - 585 = -3
-3 ÷ 585 = -0.005128205128205128
-0.005128205128205128 x 100 = -0.51%