-99.39% is the change from 826 to 5
Calculation steps:
[( 5 - 826 ) ÷ 826] x 100 = -99.39%
Formula
Percentage change = [(5 - 826) / 826] x 100
Subtract the new number by the original number
5 - 826 = -821
-821 ÷ 826 = -0.9939467312348669
-0.9939467312348669 x 100 = -99.39%