Unit Fractions

Fractions are...

• A part of a whole

• Not real

• How you measure something

• The answer to a division problem

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

The top number on a fraction is called the ______.

• numerator

• denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

The bottom number on a fraction is called the ______.

• numerator

• denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

A unit fraction...

• tells about the whole thing.

• is not a real thing.

• names one equal part of a whole.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

TRUE OR FALSE: Since unit fractions name one part of a whole, they always have the number one in the numerator, or top number, of a fraction.

• TRUE

• FALSE

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is the unit fraction that represents this picture?

• 1/4

• 1/7

• 1/6

• 1/9

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is the unit fraction that represents this picture?

• 1/4

• 1/3

• 1/8

• 1/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is the unit fraction that represents this picture?

• 1/8

• 1/6

• 1/10

• 1/12

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is the unit fraction that represents this picture?

• 1/3

• 1/4

• 1/1

• 1/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

What is the unit fraction that represents this picture?

• 1/4

• 1/5

• 1/9

• 1/6

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A