Exploring Unit Fractions for 3rd Graders

What is a common characteristic of all unit fractions?

• The numerator is one

• The denominator is one

• No parts are shaded

• All parts are shaded

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What must be true for a fraction to be considered a unit fraction?

• It must have more than one shaded part

• It must represent multiple parts of a whole

• It must have equal parts with one part shaded

• It must have unequal parts

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is required of the numerator in a unit fraction?

• It must be less than one

• It must be one

• It must be more than one

• It must be zero

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Which model correctly shows a unit fraction?

• The model with unequal parts

• The model with more than one shaded part

• The model with one equal part shaded

• The model with no shaded parts

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Why is the purple model not a unit fraction?

• It has unequal parts

• It has no shaded parts

• It represents multiple parts of a whole

• It has a numerator of two

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Which model does not show a unit fraction due to multiple shaded parts?

• Brown model

• Blue model

• Green model

• Purple model

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What does the denominator in a unit fraction represent?

• The total number of shaded parts

• The number of unshaded parts

• The total number of equal parts making up the whole

• The number of parts that are not equal

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What fraction is represented by the model with one out of six parts shaded?

• One-sixth

• One-fifth

• One-fourth

• One-third

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

How many equal parts make up the whole in the one-sixth fraction model?

• Seven

• Eight

• Six

• Five

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A