-98.81% is the change from 842 to 10
Calculation steps:
[( 10 - 842 ) ÷ 842] x 100 = -98.81%
Formula
Percentage change = [(10 - 842) / 842] x 100
Subtract the new number by the original number
10 - 842 = -832
-832 ÷ 842 = -0.9881235154394299
-0.9881235154394299 x 100 = -98.81%