-86.31% is the change from 986 to 135
Calculation steps:
[( 135 - 986 ) ÷ 986] x 100 = -86.31%
Formula
Percentage change = [(135 - 986) / 986] x 100
Subtract the new number by the original number
135 - 986 = -851
-851 ÷ 986 = -0.8630831643002028
-0.8630831643002028 x 100 = -86.31%