-99.28% is the change from 835 to 6
Calculation steps:
[( 6 - 835 ) ÷ 835] x 100 = -99.28%
Formula
Percentage change = [(6 - 835) / 835] x 100
Subtract the new number by the original number
6 - 835 = -829
-829 ÷ 835 = -0.9928143712574851
-0.9928143712574851 x 100 = -99.28%