-91.12% is the change from 923 to 82
Calculation steps:
[( 82 - 923 ) ÷ 923] x 100 = -91.12%
Formula
Percentage change = [(82 - 923) / 923] x 100
Subtract the new number by the original number
82 - 923 = -841
-841 ÷ 923 = -0.9111592632719393
-0.9111592632719393 x 100 = -91.12%