Solution - Simplification or other simple results

Step  1  :

            13
 Simplify   ——
            8 

Equation at the end of step  1  :

  31   13
  —— • ——
  2    8 

Step  2  :

            31
 Simplify   ——
            2 

Equation at the end of step  2  :

  31   13
  —— • ——
  2    8 

Step  3  :

Final result :

  403            
  ——— = 25.18750 
  16