Solution - Simplification or other simple results

Step  1  :

Equation at the end of step  1  :

  80    
  —— -  (2 • 32)
  4     

Step  2  :

Equation at the end of step  2  :

  80    
  —— -  (2•32)
  4     

Step  3  :

            20
 Simplify   ——
            1 

Equation at the end of step  3  :

  20 -  (2•32)

Step  4  :

Final result :

  2