Multiplying and Dividing Fractions

Why do we say that multiplying fractions is counterintuitive?

• Because it is very difficult.

• Because the factors are fractions.

• Because the product is less than the factors.

Tags

CCSS.5.NF.B.5B

Which word helps us to understand the meaning of the "X" sign when we are multiplying fractions?

• by

• of

• or

Tags

CCSS.5.NF.B.4A

3/5 x 6/8 =

• 9/13

• 9/20

• 24/30

Tags

CCSS.5.NF.B.6

6/12 x 18/24 If you cross simplified, which of the following would be correct:

• 1/2 x 3/4

• 3/6 x 1/2

• 7/12 x 3/4

Tags

CCSS.5.NF.B.6

6/12 x 18/24 =

• 3/7

• 3/8

• 1/2

Tags

CCSS.5.NF.B.6

5/6 x 30/30 =

• 1

• 2/3

• 5/6

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

1/2  divided by 6

• 1/12

• 12

• 12/24

Tags

CCSS.5.NF.B.7C

CCSS.5.NF.B.7A

2 1/8 divided by 6/9

• 2 9/48

• 1 5/12

• 3 3/16

Tags

CCSS.6.NS.A.1

Malik is making eggrolls to share with Jayson. Malik has

3/4 lb. of chicken and will use 1/5 lb. per batch. How many batches of eggrolls can Malik make? How much chicken will remain?

• 3 batches, none left

• 15 batches, 4 lbs. left

• 3 batches, 3/4 lb left

• 4 batches, none left

Tags

CCSS.6.NS.A.1

Kevin is making hamburgers for a cookout. He bought

10 1/4 pounds of ground meat. How many

1/4 pound hamburger patties can he make?

• 4 1/4 patties

• 41 patties

• 14 patties