-83.59% is the change from 585 to 96
Calculation steps:
[( 96 - 585 ) ÷ 585] x 100 = -83.59%
Formula
Percentage change = [(96 - 585) / 585] x 100
Subtract the new number by the original number
96 - 585 = -489
-489 ÷ 585 = -0.8358974358974359
-0.8358974358974359 x 100 = -83.59%