-99.39% is the change from 979 to 6
Calculation steps:
[( 6 - 979 ) ÷ 979] x 100 = -99.39%
Formula
Percentage change = [(6 - 979) / 979] x 100
Subtract the new number by the original number
6 - 979 = -973
-973 ÷ 979 = -0.9938712972420838
-0.9938712972420838 x 100 = -99.39%