Solution - Simplification or other simple results

Step  1  :

            22
 Simplify   ——
            7 

Equation at the end of step  1  :

   4   22
  (— • ——) • 343
   3   7 

Step  2  :

            4
 Simplify   —
            3

Equation at the end of step  2  :

   4   22
  (— • ——) • 343
   3   7 

Step  3  :

Final result :

  4312              
  ———— = 1437.33333 
   3