Multiply and Divide Fractions Review

Select both of the expressions that equal 12

• 1/3 ÷ 4

• 2/3 x 18

• 4 ÷ 1/3

• 36 ÷ 1/3

• 2 x 1/24

Tags

CCSS.5.NF.B.7B

CCSS.5.NF.B.7C

Spanky eats 1/3 of a cup of food each day. A bag of food contains 25 cups of food. How many days will the bag of food last?

• 8 1/3 days

• 24 1/3 days

• 75 days

• 1/75 days

• A

• B

• C

• D

Tags

CCSS.5.NF.B.4A

How do you divide fractions?

• Keep, change, flip!

  Dividing is multiplying by the reciprocal.

• Cross multiply.

  Butterfly method.

• Straight across.

  Numerator x numerator

  Denominator x denominator

• Extend the line and skip count to find LCD

Tags

CCSS.6.NS.A.1

Which model represents 3/5 of 2?

• A

• B

• C

• D

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

• A

• B

• C

• D

Tags

CCSS.7.EE.B.3

• A

• B

• C

• D

Tags

CCSS.5.NF.B.5B

• A

• B

• C

• D

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Did you input 1/4 divided by 2/1 and get 1/8?

• Yes

• No, I did/got something else.

Tags

CCSS.6.NS.A.1

• A

• B

• C

• D

Tags

CCSS.5.NF.B.7A

CCSS.5.NF.B.7C