Operations with Mixed Numbers

Common Denominators

To add or subtract mixed numbers, you must find COMMON DENOMINATORS.

Adding Example #1

Adding Example #2

Subtracting Mixed NumbersSometimes we may need to rename a mixed number by BORROWING in order to solve a problem.

Subtracting Example #1

Subtracting Example #4

Multiplying & Dividing Mixed NumbersMixed numbers MUST be changed to IMPROPER FRACTIONS before carrying out the operation.

Steps to do this:a) Multiply the whole number by the

DENOMINATOR.b) ADD that number to the numerator.c) Place that number over the ORIGINAL

denominator.d) Solve using the rules from “operations with

fractions” notes.

Changing a Mixed Fraction into Improper!!Changing a Mixed Fraction into Improper!!

1. Take the whole number and multiply it by the denominator.

2. Add that number to the numerator.

3. Put that number over the same denominator.

4. Trouble remembering the steps? Draw a checkmark!

x

+

=

Changing a Mixed Fraction into Improper!!Changing a Mixed Fraction into Improper!!

1. Take the whole number and multiply it by the denominator.

2. Add that number to the numerator.

3. Put that number over the same denominator.

4. Trouble remembering the steps? Draw a checkmark!

x

+

=

White Board Practice!!

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.

Practice Problems

Expectations:Copy down the problem.Use your notes to help you decide what process to use.Show your work.Circle your answer.