Solution - Simplification or other simple results

Step  1  :

            7
 Simplify   —
            4

Equation at the end of step  1  :

  9          7
  — -  (0 -  —)
  4          4

Step  2  :

            9
 Simplify   —
            4

Equation at the end of step  2  :

  9    -7
  — -  ——
  4    4 

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:

 9 - (-7)     4
 ————————  =  —
    4         1

Final result :

  4