\(\dfrac{-5}{22}\) - \(\dfrac{1+3}{2}\) - \(\dfrac{6}{22}\)
= ( \(\dfrac{-5}{22}\) - \(\dfrac{6}{22}\) ) - \(\dfrac{1+3}{2}\)
= \(\dfrac{-11}{22}\) - \(\dfrac{4}{2}\)
= \(\dfrac{-11}{22}\) - \(\dfrac{44}{22}\) = \(\dfrac{-55}{22}\) = \(\dfrac{-5}{2}\)