Solution - Simplification or other simple results

Step  1  :

            15
 Simplify   ——
            56

Equation at the end of step  1  :

  28   15
  —— • ——
  75   56

Step  2  :

            28
 Simplify   ——
            75

Equation at the end of step  2  :

  28   15
  —— • ——
  75   56

Step  3  :

Final result :

   1           
  —— = 0.10000 
  10