-99.28% is the change from 836 to 6
Calculation steps:
[( 6 - 836 ) ÷ 836] x 100 = -99.28%
Formula
Percentage change = [(6 - 836) / 836] x 100
Subtract the new number by the original number
6 - 836 = -830
-830 ÷ 836 = -0.992822966507177
-0.992822966507177 x 100 = -99.28%