-92.82% is the change from 585 to 42
Calculation steps:
[( 42 - 585 ) ÷ 585] x 100 = -92.82%
Formula
Percentage change = [(42 - 585) / 585] x 100
Subtract the new number by the original number
42 - 585 = -543
-543 ÷ 585 = -0.9282051282051282
-0.9282051282051282 x 100 = -92.82%