-99.28% is the change from 829 to 6
Calculation steps:
[( 6 - 829 ) ÷ 829] x 100 = -99.28%
Formula
Percentage change = [(6 - 829) / 829] x 100
Subtract the new number by the original number
6 - 829 = -823
-823 ÷ 829 = -0.9927623642943305
-0.9927623642943305 x 100 = -99.28%