-43.42% is the change from 585 to 331
Calculation steps:
[( 331 - 585 ) ÷ 585] x 100 = -43.42%
Formula
Percentage change = [(331 - 585) / 585] x 100
Subtract the new number by the original number
331 - 585 = -254
-254 ÷ 585 = -0.4341880341880342
-0.4341880341880342 x 100 = -43.42%