-82.02% is the change from 456 to 82
Calculation steps:
[( 82 - 456 ) ÷ 456] x 100 = -82.02%
Formula
Percentage change = [(82 - 456) / 456] x 100
Subtract the new number by the original number
82 - 456 = -374
-374 ÷ 456 = -0.8201754385964912
-0.8201754385964912 x 100 = -82.02%