-76.02% is the change from 342 to 82
Calculation steps:
[( 82 - 342 ) ÷ 342] x 100 = -76.02%
Formula
Percentage change = [(82 - 342) / 342] x 100
Subtract the new number by the original number
82 - 342 = -260
-260 ÷ 342 = -0.7602339181286549
-0.7602339181286549 x 100 = -76.02%