Solution - Simplification or other simple results

Step  1  :

            2
 Simplify   —
            9

Equation at the end of step  1  :

  6         2
  — • (0 -  —)
  8         9

Step  2  :

            3
 Simplify   —
            4

Equation at the end of step  2  :

  3   -2
  — • ——
  4   9 

Step  3  :

Final result :

  -1            
  —— = -0.16667 
  6