Solution - Simplification or other simple results

Step  1  :

             7
 Simplify   ——
            45

Equation at the end of step  1  :

  7    7
  — • ——
  9   45

Step  2  :

            7
 Simplify   —
            9

Equation at the end of step  2  :

  7    7
  — • ——
  9   45

Step  3  :

Final result :

   49           
  ——— = 0.12099 
  405