Mixed numbers consist of an integer followed by a fraction.

integer
numerator
denominator

How to add mixed numbers that have the same denominator:

• Add the numerators of the two fractions
• Place that sum over the common denominator.
• If this fraction is improper (numerator larger than or equal to the denominator) then convert it to a mixed number
• Add the integer portions of the two mixed numbers
• If adding the fractional parts created a mixed number then add its integer portion to the sum.
Example:
3
2
3
+
5
2
3
Add the fractional part of the mixed numbers
2
3
+
2
3
=
4
3
Convert the result to a mixed number
4
3
=
1
1
3
Add the integer portions of the mixed numbers 3 + 5 = 8
Add the integer from the sum of the fractions 8 + 1 = 9
9
1
3

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