Dividing Fractions

Dividing Decimals

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Let's draw a model of this word problem.

Ms. Pellegrini bought a packet of goldfish. The packet of goldfish weighs 1/5 of a pound. She puts an equal amount of the goldfish in two jars. What is the weight of each jar?

Multiple Choice

Mr. C had one-fourth of a bag of dog food. He split it up over 5 days. How much of the original bag did his dog receive each day?

• 20

• 1/20

• 5

• 1/4

Multiple Choice

Eight pizzas were split into one-sixth pieces. How many slices were there?

• 48

• 1/48

• 8

• 6

Multiple Choice

Franklin has 4 piece of yarn. Each piece is the same length. If he cuts each piece into equal ninths, how many pieces of yarn will he have?

• 36

• 13

• 32

• 28

Multiple Choice

Ms. Pellegrini bought a packet of goldfish. The packet of goldfish weighs 1/5 of a pound. She puts an equal amount of the goldfish in two jars. What is the weight of each jar?

• 1/10 pound

• 5 pounds

• 10 pounds

• 1/5 pound

Multiple Choice

What is the value of the expression?
¼ ÷ 7

• 28
• 7/4
• 1/4
• 1/28

Multiple Choice

Kim had 1/5 gallon of juice to divide evenly between 2 friends. How much juice should each friend receive?

• 5/2

• 2/5

• 1/10

Multiple Choice

Samanta has some chocolate that she wants to give to her friends. She wants to give 1/2 of a pound of chocolate to each friend. Samanta has 7 pounds of chocolate, to how many friends can she give her chocolate? Find the correct equation.

• 1/2 ÷ 8 = 1/16 friends

• 1/2 ÷ 7 friends = 1/14 friends

• 8 ÷ 1/2 = 16 friends

• 7 ÷ 1/2 = 14 friends

Multiple Choice

Kevin divides 3 pieces of paper into fourths. How many fourths does he have?

What expression would match the story problem?

• 1/4 ÷ 3

• 3 ÷ 1/4

Multiple Choice

What scenario matches the following expression?

1/4 ÷ 5

• Emily has 5 gallons of juice and she wants to share with 4 of her closest friends.

• Emily has 4 gallons of juice and wants to share with 5 of her closest friends.

• Emily has 1/5 gallons of juice and wants to share with 5 friends equally.

• Emily has 1/4 gallons of juice and wants to share with 5 friends equally.

Multiple Choice

Greylin has 2 cups of muffin batter. She uses 1/4 of the batter for each muffin. How many muffins can she make with the batter?

• 1/2

• 2

• 6

• 8

Multiple Choice

David needs 1/3 of a banana for each ice cream sundae. How many sundaes can he make with 3 bananas?

• 3

• 6

• 9

• 12

Multiple Choice

6 ÷ 1/5

• 30

• 1/30

• 11

• 1/11

Multiple Choice

What is 7 divided by 1/3?

• 1/10
• 10
• 1/21
• 21

Multiple Choice

4 ÷ 1/4 =

• 8

• 1/8

• 1/16

• 16

Multiple Choice

Raul has 1/4 pound of M&Ms. He will divide the M&Ms equally among 12 plastic containers. What fraction of a pound of tacks will he put in each container?

• 1/36

• 36

• 1/48

• 48

Dividing Fractions

What do you know?

Remember: The rules to divide fractions are Keep Change Flip

Recuerde: las reglas para dividir fracciones son Keep Change Flip

Multiple Choice

What does reciprocal mean?

• Stay the same

• Flip

Multiple Choice

What is the reciprocal of:

$$\frac{2}{5}$$  

• $$\frac{2}{5}$$  

• $$\frac{5}{2}$$  

Multiple Choice

What is the reciprocal of:

$$\frac{5}{7}$$  

• $$\frac{7}{5}$$  

• 7

• $$\frac{5}{7}$$  

Multiple Choice

What is the reciprocal of: 2

• $$\frac{2}{1}$$  

• 2

• $$\frac{1}{2}$$  

Multiple Choice

What would this division sentence look like if you were solving it?

$$\frac{2}{3}\div\frac{4}{5}$$  

• $$\frac{2}{3}\times\frac{4}{5}$$  

• $$\frac{3}{2}\times\frac{4}{5}$$  

• $$\frac{2}{3}\times\frac{5}{4}$$  

Multiple Choice

What would this division sentence look like if you were solving it?

$$4\div\frac{2}{5}$$  

• $$\frac{4}{1}\times\frac{2}{5}$$  

• $$\frac{4}{1}\times\frac{5}{2}$$  

• $$\frac{1}{4}\times\frac{2}{5}$$  

Multiple Choice

Solve:

$$\frac{1}{2}\div\frac{3}{4}$$  

• $$\frac{3}{8}$$  

• $$\frac{4}{6}=\frac{2}{3}$$  

• $$\frac{6}{4}=\frac{3}{2}=1\ \frac{1}{2}$$  

Poll

How well do you understand this information?

• Not well at all

• A little

• I'm pretty good

• I understand!