-96.79% is the change from 967 to 31
Calculation steps:
[( 31 - 967 ) ÷ 967] x 100 = -96.79%
Formula
Percentage change = [(31 - 967) / 967] x 100
Subtract the new number by the original number
31 - 967 = -936
-936 ÷ 967 = -0.96794208893485
-0.96794208893485 x 100 = -96.79%