-54.7% is the change from 585 to 265
Calculation steps:
[( 265 - 585 ) ÷ 585] x 100 = -54.7%
Formula
Percentage change = [(265 - 585) / 585] x 100
Subtract the new number by the original number
265 - 585 = -320
-320 ÷ 585 = -0.5470085470085471
-0.5470085470085471 x 100 = -54.7%