-88.58% is the change from 823 to 94
Calculation steps:
[( 94 - 823 ) ÷ 823] x 100 = -88.58%
Formula
Percentage change = [(94 - 823) / 823] x 100
Subtract the new number by the original number
94 - 823 = -729
-729 ÷ 823 = -0.8857837181044957
-0.8857837181044957 x 100 = -88.58%