Question

For adding mixed numbers do you find the same demoniter?

Answer 1

Yes.

Explanation:

Example: 3¼ plus 2½

1. Make 3¼ an improper fraction.
`(13)/(4)`

2. Make the second number improper.
`(5)/(2)`

3. Find the common denominators.
`(13)/(4)`+
`(10)/(4)`(for the second fraction, multiply both the numerator and denominator by 2).

4. Add the numerators.
`(23)/(4)` = 5
`(3)/(4)`