-74.85% is the change from 326 to 82
Calculation steps:
[( 82 - 326 ) ÷ 326] x 100 = -74.85%
Formula
Percentage change = [(82 - 326) / 326] x 100
Subtract the new number by the original number
82 - 326 = -244
-244 ÷ 326 = -0.7484662576687117
-0.7484662576687117 x 100 = -74.85%