-84.28% is the change from 986 to 155
Calculation steps:
[( 155 - 986 ) ÷ 986] x 100 = -84.28%
Formula
Percentage change = [(155 - 986) / 986] x 100
Subtract the new number by the original number
155 - 986 = -831
-831 ÷ 986 = -0.8427991886409736
-0.8427991886409736 x 100 = -84.28%