Dividing with unit fractions

Front

What is a unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/2, 1/3, or 1/4.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

How do you divide a whole number by a unit fraction?

Back

To divide a whole number by a unit fraction, multiply the whole number by the denominator of the fraction.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

What is the result of 6 ÷ 1/4?

Back

The result is 24.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

If a sandwich is 1/5 of a foot long, what is the length of each piece when cut into 3 equal parts?

Back

Each piece is 1/15 of a foot long.

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

Front

What is the quotient of 1/2 ÷ 2?

Back

The quotient is 1/4.

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

Front

How many 1/3 cup scoops are in 5 cups of pancake batter?

Back

There are 15 scoops of 1/3 cup in 5 cups of pancake batter.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

What does it mean to divide by a fraction?

Back

Dividing by a fraction is the same as multiplying by its reciprocal.

Tags

CCSS.6.NS.A.1

Front

What is the reciprocal of 1/4?

Back

The reciprocal of 1/4 is 4.

Front

If you have 3 ÷ 1/4, what is the answer?

Back

The answer is 12.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

What is the process to find how many times a unit fraction fits into a whole number?

Back

You multiply the whole number by the denominator of the unit fraction.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C