Dividing Unit Fractions by Whole Numbers Using Models

What is a unit fraction?

• A fraction with a denominator of one

• A fraction with a numerator greater than one

• A fraction with a numerator of one

• A whole number

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Which of the following is a whole number?

• 3

• 1/2

• 1/3

• 0.5

In the problem one-third divided by four, what is the dividend?

• One-fourth

• Four

• One-third

• Three

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

How many new parts are created when dividing one-third by four?

• Six

• Twelve

• Four

• Three

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

What is the new denominator when one-third is divided by four?

• One

• Twelve

• Four

• Three

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

What is a common mistake when dividing one-third by four?

• Forgetting to divide the whole rectangle

• Ignoring the whole number

• Not shading the parts correctly

• Using the wrong numerator

Tags

CCSS.6.NS.A.1

In the problem one-half divided by three, what is the divisor?

• Three

• One-half

• Six

• One-third

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

How many new parts are created when dividing one-half by three?

• Two

• Three

• Nine

• Six

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

What is the new denominator when one-half is divided by three?

• One

• Six

• Three

• Two

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

What did you learn in this lesson?

• How to subtract fractions

• How to divide unit fractions by whole numbers using a model

• How to multiply fractions

• How to add fractions