-83.81% is the change from 982 to 159
Calculation steps:
[( 159 - 982 ) ÷ 982] x 100 = -83.81%
Formula
Percentage change = [(159 - 982) / 982] x 100
Subtract the new number by the original number
159 - 982 = -823
-823 ÷ 982 = -0.8380855397148677
-0.8380855397148677 x 100 = -83.81%