-89.73% is the change from 867 to 89
Calculation steps:
[( 89 - 867 ) ÷ 867] x 100 = -89.73%
Formula
Percentage change = [(89 - 867) / 867] x 100
Subtract the new number by the original number
89 - 867 = -778
-778 ÷ 867 = -0.8973471741637832
-0.8973471741637832 x 100 = -89.73%