-39.32% is the change from 585 to 355
Calculation steps:
[( 355 - 585 ) ÷ 585] x 100 = -39.32%
Formula
Percentage change = [(355 - 585) / 585] x 100
Subtract the new number by the original number
355 - 585 = -230
-230 ÷ 585 = -0.39316239316239315
-0.39316239316239315 x 100 = -39.32%