-74.29% is the change from 319 to 82
Calculation steps:
[( 82 - 319 ) ÷ 319] x 100 = -74.29%
Formula
Percentage change = [(82 - 319) / 319] x 100
Subtract the new number by the original number
82 - 319 = -237
-237 ÷ 319 = -0.7429467084639498
-0.7429467084639498 x 100 = -74.29%