Solution - Simplification or other simple results

Step  1  :

            4
 Simplify   —
            7

Equation at the end of step  1  :

  5    4
  — -  —
  7    7

Step  2  :

            5
 Simplify   —
            7

Equation at the end of step  2  :

  5    4
  — -  —
  7    7

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:

 5 - (4)     1
 ———————  =  —
    7        7

Final result :

  1           
  — = 0.14286 
  7