Multiplying and Dividing Unit Fractions with Models

What does a unit fraction represent in an area model or length model?

• Half of a whole

• Two parts of a whole

• One part of a whole that has been equally partitioned

• Three parts of a whole

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

1/4 ÷ 2 = 

• 8

• 1/8

• 12

• 1/12

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

What's the answer to this equation? 

• 2/25

• 12/25

• 8/25

• 20/25

What multiplication equation does the model represent?

Tags

CCSS.5.NF.B.4A

• A

• B

• C

• D

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Which expression is represented by the model?

• 2 ÷ 1/3

• 1/3 ÷ 2

• 2 ÷ 3

• 2 ÷ 1/6

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Solve

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• 
• 

Which multiplication matches the model? 
(* means to multiply)

• 4/5 * 1/3

• 8/12 * 5/12

• 4/12 * 9/12

• 5/15 * 8/15

Tags

CCSS.5.NF.B.4A

Use the model to find the product.

• 35/1

• 2/12

• 1/6

• 1/35

Tags

CCSS.5.NF.B.4A

What is 5/8 of 2/3?

• 
• 
• 
• 

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B