Addtion of fractions with the same denominator

Example:
Adding fractions with same denominator
Analysis:
The denominator of the first fraction is 7, the numerator of the first fraction is 2
The denominator of the second fraction is 7, the numerator of the second fraction is 3
Both fractions have the same denominator and different numerators
Solution:
Rule of adding two fractions when both of them have same denominator:
Keep the same denominator and adding two numerators
Adding fractions with same denominator
Note:
The denominator of the fraction can not be zero.
Formula to add two fractions:
a/b + c/b = (a + c)/b, in which the denominator b can not be zero