Solution - Simplification or other simple results

Step  1  :

             5
 Simplify   ——
            18

Equation at the end of step  1  :

  17     5
  —— -  ——
  18    18

Step  2  :

            17
 Simplify   ——
            18

Equation at the end of step  2  :

  17     5
  —— -  ——
  18    18

Step  3  :

Adding fractions which have a common denominator :

 3.1       Adding fractions which have a common denominator
Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible:

 17 - (5)     2
 ————————  =  —
    18        3

Final result :

  2           
  — = 0.66667 
  3