-4.65% is the change from 86 to 82
Calculation steps:
[( 82 - 86 ) ÷ 86] x 100 = -4.65%
Formula
Percentage change = [(82 - 86) / 86] x 100
Subtract the new number by the original number
82 - 86 = -4
-4 ÷ 86 = -0.046511627906976744
-0.046511627906976744 x 100 = -4.65%