-45.81% is the change from 585 to 317
Calculation steps:
[( 317 - 585 ) ÷ 585] x 100 = -45.81%
Formula
Percentage change = [(317 - 585) / 585] x 100
Subtract the new number by the original number
317 - 585 = -268
-268 ÷ 585 = -0.4581196581196581
-0.4581196581196581 x 100 = -45.81%