Welcome to my math blog! The purpose of this blog is to help you stay informed about our learning and experiences that have taken place during our math class. I have also included links your child (and you) may want to use in order to supplement math learning in 5th grade.

## Monday, October 24, 2016

### Adding and Subtracting Mixed Numbers

Lesson Frame:

• We will add and subtract mixed numbers.
• I will add and subtract mixed numbers.

Interactive Notebook

Today we added three pages to our journal:
• Changing Mixed Numbers to Improper Fractions
• Changing Improper Fractions to Mixed Numbers

When teaching changing mixed numbers to improper fractions, I use MAD (Multiply, Add, Denominator):

There isn't any fun kind of mnemonic device... just divide!

When working through adding and subtracting mixed numbers, I used templates 12 and 14 from:

In the process of adding and subtracting mixed numbers, we included the following steps:
• Creating equivalent fractions to create common denominators
• We converted mixed numbers to improper fractions.
• We may have needed to use the Butterfly method.
• We converted improper backed to mix.
• We looked at our mixed numbers to determine if we could simplify, which included using
• divisibility rules
• prime numbers and multiples
• common factors.
Think Through Math

With the remaining 15 minutes in each class, we spent time on Think Through Math.