Exploring Multiples of Unit Fractions

This video tutorial focuses on multiplying fractions, specifically using unit fractions. It begins by explaining how to decompose fractions into unit fractions and then introduces the concept of viewing fractions as multiplication problems. The tutorial covers how to find multiples of unit fractions, using skip counting as a method. It also includes practical applications through word problems, such as calculating the number of ingredients needed in recipes. The video concludes with more complex problems involving fractions greater than one, reinforcing the concepts of multiplication and decomposition.

What is the focus of chapter 8.1?

• Adding fractions

• Subtracting fractions

• Multiplying fractions

• Dividing fractions

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How do you decompose the fraction 5/6 into unit fractions?

• 1/6 + 1/6 + 1/6 + 1/6 + 1/6

• 1/6 + 1/6 + 1/6 + 1/6 + 1/6 + 1/6

• 1/6 + 1/6 + 1/6 + 1/6 + 1/6 + 1/6 + 1/6

• 1/6 + 1/6 + 1/6 + 1/6

Tags

CCSS.4.NF.B.3B

If you have the fraction 4/9, how many unit fractions of 1/9 do you need to make 4/9?

• 3

• 6

• 4

• 5

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

What changes when finding multiples of unit fractions?

• Both numerator and denominator

• Denominator

• Neither

• Numerator

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

What is the next multiple of 1/8 after 3/8?

• 4/8

• 5/8

• 6/8

• 7/8

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

How many cups of blueberries are used for 8 loaves if each loaf requires 1/2 cup?

• 8 cups

• 4 cups

• 5 cups

• 6 cups

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

In a word problem, if you need to find the total amount of a repeated fraction, what concept are you using?

• Subtraction

• Addition

• Division

• Multiples

Tags

CCSS.5.NF.B.4A

How do you convert 2 1/2 cups to an improper fraction?

• 5/2

• 3/2

• 6/2

• 4/2

How many loaves of bread can be made with 2 1/2 cups of blueberries if each loaf requires 1/2 cup?

• 6 loaves

• 5 loaves

• 4 loaves

• 7 loaves

Tags

CCSS.6.NS.A.1

What is the equivalent of 2 1/2 cups in halves?

• 4 halves

• 7 halves

• 5 halves

• 6 halves

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B