-54.44% is the change from 180 to 82
Calculation steps:
[( 82 - 180 ) ÷ 180] x 100 = -54.44%
Formula
Percentage change = [(82 - 180) / 180] x 100
Subtract the new number by the original number
82 - 180 = -98
-98 ÷ 180 = -0.5444444444444444
-0.5444444444444444 x 100 = -54.44%