-85.91% is the change from 582 to 82
Calculation steps:
[( 82 - 582 ) ÷ 582] x 100 = -85.91%
Formula
Percentage change = [(82 - 582) / 582] x 100
Subtract the new number by the original number
82 - 582 = -500
-500 ÷ 582 = -0.8591065292096219
-0.8591065292096219 x 100 = -85.91%