Solution - Simplification or other simple results

Step  1  :

             7
 Simplify   ——
            12

Equation at the end of step  1  :

  11     7
  —— -  ——
  12    12

Step  2  :

            11
 Simplify   ——
            12

Equation at the end of step  2  :

  11     7
  —— -  ——
  12    12

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:

 11 - (7)     1
 ————————  =  —
    12        3

Final result :

  1           
  — = 0.33333 
  3