-98.93% is the change from 842 to 9
Calculation steps:
[( 9 - 842 ) ÷ 842] x 100 = -98.93%
Formula
Percentage change = [(9 - 842) / 842] x 100
Subtract the new number by the original number
9 - 842 = -833
-833 ÷ 842 = -0.9893111638954869
-0.9893111638954869 x 100 = -98.93%