-81.74% is the change from 986 to 180
Calculation steps:
[( 180 - 986 ) ÷ 986] x 100 = -81.74%
Formula
Percentage change = [(180 - 986) / 986] x 100
Subtract the new number by the original number
180 - 986 = -806
-806 ÷ 986 = -0.8174442190669371
-0.8174442190669371 x 100 = -81.74%