9.3

1
9.3 Mixed Numbers and Improper Fractions

• Grade 5 Fractions greater than 1 can be named
  using a whole number or an improper fraction.

2
Set the Purpose

• Today you will be learning how to write fractions
  that represent more than a whole.
• In the previous lesson, you divided 2 muffins for
  3 people. Can you divide 5 muffins for 3 people?
  What will happen?

3
Pose the Problem

• Three friends divide 4 snack bars equally. How
  much will each friend get? Draw the four boxes
  in your notebook.
• What operation will you use?

4
Math Vocabulary

• An improper fraction is a fraction in which the
  numerator is equal to or greater than the
  denominator.
• For ex
• A mixed number has a whole-number part and a
  fractional part.
• For ex

5
In your notebook

• Write down all the improper fractions you see
• 3 7 8 154 5 6 22
• 4 3 5
  19 7 2
• 3 12 10
  93 5 15
  7

6
In your notebook

• Write down all the mixed numbers you see
• 4 9 1 ½ 2 ¾
  7 5 12
  6
• ? 4? ?
  
• ? 1 ?

7
How are mixed numbers and improper fractions
related?

• Miss Suzanne has 20 pieces of construction paper.
  She uses them to cover the front of her big art
  boxes which needs 9 pieces of construction paper
  for each box. How many art boxes can she cover?
  
• Art box

8
How are mixed numbers and improper fractions
related?

• Miss Suzanne has 20 pieces of construction paper.
  She uses them to cover the front of her big art
  boxes which needs 9 pieces of construction paper
  for each box. How many art boxes can she cover?
  
• Art box
• So, 20 9 20 or
  9

9
Day 2 How Do I Convert Improper Fractions and
Mixed Numbers?

• On the last slide, we were able to convert the
  improper fraction 20/9 and found out that it was
  2 2/9 (mixed number).
• So, how do we convert improper fractions to mixed
  numbers?

10
Lets Practice! In your notebook

• Convert the following improper fractions into
  mixed numbers!
• 10 8 4 5
• 14 7 21 4 3 7

11
Try On Your Own Now! In your notebook

• Convert the following improper fractions into
  mixed numbers
• 3 9 52 7 4
• 4 7 3 7
• 2 14 16 1 3 5

12
Now How Do I Convert Mixed Numbers to Improper
Fractions?

• Find the pattern
• 10 4
• 52
• 83

13
Lets Practice! In your notebook

• Convert the following mixed numbers into improper
  fractions!
• 4? 2? 3¾
• 1¼ 5?

14
Now Try on your Own in your notebook

• Convert the following mixed numbers into improper
  fractions
• 2 ? 3 ? 2 ¼
• 3 ½ 5 ?
• 6 ? 3?

15
Extra Practice
16
Homework

• Pg. 226 (1 18)

17
Extra Practice
18
Extra Practice