-99.08% is the change from 867 to 8
Calculation steps:
[( 8 - 867 ) ÷ 867] x 100 = -99.08%
Formula
Percentage change = [(8 - 867) / 867] x 100
Subtract the new number by the original number
8 - 867 = -859
-859 ÷ 867 = -0.9907727797001153
-0.9907727797001153 x 100 = -99.08%