-86.17% is the change from 593 to 82
Calculation steps:
[( 82 - 593 ) ÷ 593] x 100 = -86.17%
Formula
Percentage change = [(82 - 593) / 593] x 100
Subtract the new number by the original number
82 - 593 = -511
-511 ÷ 593 = -0.8617200674536256
-0.8617200674536256 x 100 = -86.17%