-90.94% is the change from 585 to 53
Calculation steps:
[( 53 - 585 ) ÷ 585] x 100 = -90.94%
Formula
Percentage change = [(53 - 585) / 585] x 100
Subtract the new number by the original number
53 - 585 = -532
-532 ÷ 585 = -0.9094017094017094
-0.9094017094017094 x 100 = -90.94%