-55.73% is the change from 585 to 259
Calculation steps:
[( 259 - 585 ) ÷ 585] x 100 = -55.73%
Formula
Percentage change = [(259 - 585) / 585] x 100
Subtract the new number by the original number
259 - 585 = -326
-326 ÷ 585 = -0.5572649572649573
-0.5572649572649573 x 100 = -55.73%