Solution - Simplification or other simple results

Step  1  :

            9
 Simplify   —
            4

Equation at the end of step  1  :

  8         9
  — • (0 -  —)
  3         4

Step  2  :

            8
 Simplify   —
            3

Equation at the end of step  2  :

  8   -9
  — • ——
  3   4 

Step  3  :

Final result :

  -6