Dividing Unit Fractions and Whole Numbers

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 1/8.

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. For example, 6 ÷ 1/3 = 6 * 3 = 18.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

What is the result of 1/8 divided by 6?

Back

1/48

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

Front

What is the result of 6 divided by 1/3?

Back

18

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

What is the result of 4 divided by 1/2?

Back

8

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

What is the result of 1/2 divided by 3?

Back

1/6

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C

Front

What is the result of 1/2 divided by 2?

Back

1/4

Tags

CCSS.5.NF.B.7A

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. For example, dividing by 1/3 is the same as multiplying by 3/1.

Tags

CCSS.6.NS.A.1

Front

What is the reciprocal of 1/4?

Back

4/1 or 4.

Front

If you have 3 divided by 1/4, what is the result?

Back

12.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C