-88.51% is the change from 844 to 97
Calculation steps:
[( 97 - 844 ) ÷ 844] x 100 = -88.51%
Formula
Percentage change = [(97 - 844) / 844] x 100
Subtract the new number by the original number
97 - 844 = -747
-747 ÷ 844 = -0.8850710900473934
-0.8850710900473934 x 100 = -88.51%