Dividing Whole Numbers by Unit Fractions with Visual Models

This video tutorial teaches how to divide whole numbers by unit fractions using models. It begins with a review of basic division concepts, using apples to illustrate dividing whole numbers into equal groups. The lesson then progresses to dividing whole numbers by unit fractions, such as halves and thirds, using apples and pizzas as examples. The video emphasizes understanding division vocabulary, including terms like dividend, divisor, and quotient, and demonstrates how to use models to visualize division problems.

What is the term used for the number being divided in a division problem?

• Divisor

• Quotient

• Dividend

• Remainder

Tags

CCSS.3.OA.A.2

If you have 6 apples and give 2 apples to each friend, how many friends can you give apples to?

• 2

• 6

• 3

• 4

Tags

CCSS.3.OA.A.3

In the problem 6 divided by 2, what is the quotient?

• 2

• 3

• 6

• 12

Tags

CCSS.3.OA.B.6

When dividing 6 apples by 1/2, how many friends can you give apples to?

• 6

• 8

• 10

• 12

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

What is a unit fraction?

• A fraction with a numerator greater than the denominator

• A fraction with a numerator of 1

• A fraction with a denominator of 1

• A fraction with equal numerator and denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

How many groups of 1/2 are in 6 whole apples?

• 10

• 8

• 12

• 6

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

If you have 5 pizzas and give 1/3 of a pizza to each friend, how many friends will get pizza?

• 12

• 18

• 10

• 15

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

How many groups of 1/3 are in 5 whole pizzas?

• 15

• 18

• 10

• 12

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

What is the purpose of using models in dividing whole numbers by unit fractions?

• To make the problem more complex

• To visualize the division process

• To simplify the multiplication

• To avoid using fractions

What have you learned in this lesson?

• How to subtract fractions

• How to multiply fractions

• How to add whole numbers

• How to divide whole numbers by unit fractions using models