Solution - Simplification or other simple results

Step  1  :

            5
 Simplify   —
            9

Equation at the end of step  1  :

        1   5
  0 -  (— • —)
        4   9

Step  2  :

            1
 Simplify   —
            4

Equation at the end of step  2  :

        1   5
  0 -  (— • —)
        4   9

Step  3  :

Final result :

  -5            
  —— = -0.13889 
  36