-39% is the change from 959 to 585
Calculation steps:
[( 585 - 959 ) ÷ 959] x 100 = -39%
Formula
Percentage change = [(585 - 959) / 959] x 100
Subtract the new number by the original number
585 - 959 = -374
-374 ÷ 959 = -0.3899895724713243
-0.3899895724713243 x 100 = -39%