-99.28% is the change from 833 to 6
Calculation steps:
[( 6 - 833 ) ÷ 833] x 100 = -99.28%
Formula
Percentage change = [(6 - 833) / 833] x 100
Subtract the new number by the original number
6 - 833 = -827
-827 ÷ 833 = -0.992797118847539
-0.992797118847539 x 100 = -99.28%