-86.86% is the change from 982 to 129
Calculation steps:
[( 129 - 982 ) ÷ 982] x 100 = -86.86%
Formula
Percentage change = [(129 - 982) / 982] x 100
Subtract the new number by the original number
129 - 982 = -853
-853 ÷ 982 = -0.8686354378818737
-0.8686354378818737 x 100 = -86.86%