Solution - Simplification or other simple results

Step  1  :

            13
 Simplify   ——
            17

Equation at the end of step  1  :

  13   13
  —— • ——
  52   17

Step  2  :

            1
 Simplify   —
            4

Equation at the end of step  2  :

  1   13
  — • ——
  4   17

Step  3  :

Final result :

  13           
  —— = 0.19118 
  68