-84.05% is the change from 514 to 82
Calculation steps:
[( 82 - 514 ) ÷ 514] x 100 = -84.05%
Formula
Percentage change = [(82 - 514) / 514] x 100
Subtract the new number by the original number
82 - 514 = -432
-432 ÷ 514 = -0.8404669260700389
-0.8404669260700389 x 100 = -84.05%