Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "1.6" was replaced by "(16/10)". 2 more similar replacement(s)

Step  1  :

            8
 Simplify   —
            5

Equation at the end of step  1  :

  25   8
  —— • —
  10   5

Step  2  :

            5
 Simplify   —
            2

Equation at the end of step  2  :

  5   8
  — • —
  2   5

Step  3  :

Final result :

  4