Multiply a unit fraction by a whole number

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 1/9.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

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

Back

To multiply a unit fraction by a whole number, multiply the whole number by the numerator (1) and keep the denominator the same. For example, 1/3 of 9 is 1 x 9 / 3 = 3.

Front

What does '1/9 of 72' mean?

Back

It means to find one-ninth of the number 72, which is calculated as 72 divided by 9.

Tags

CCSS.5.NF.B.3

Front

Calculate 1/9 of 72.

Back

8

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What does '1/8 of 32' mean?

Back

It means to find one-eighth of the number 32, which is calculated as 32 divided by 8.

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Front

Calculate 1/8 of 32.

Back

4

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What does '1/10 of 50' mean?

Back

It means to find one-tenth of the number 50, which is calculated as 50 divided by 10.

Tags

CCSS.6.RP.A.3C

Front

Calculate 1/10 of 50.

Back

5

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What does '1/7 of 21' mean?

Back

It means to find one-seventh of the number 21, which is calculated as 21 divided by 7.

Tags

CCSS.5.NF.B.3

Front

Calculate 1/7 of 21.

Back

3

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C