-85.25% is the change from 556 to 82
Calculation steps:
[( 82 - 556 ) ÷ 556] x 100 = -85.25%
Formula
Percentage change = [(82 - 556) / 556] x 100
Subtract the new number by the original number
82 - 556 = -474
-474 ÷ 556 = -0.8525179856115108
-0.8525179856115108 x 100 = -85.25%