Dividing Whole Numbers and Fractions

Dividing Whole Numbers and Fractions

By Molly Giblin

Go watch the video on Schoology first!

It will help!

Please go get these materials:

Whiteboard, Expo Marker, Eraser, and Fraction Tool

Multiple Choice

6 ÷ ¹/₃ =

• 18

• ¹/₁₈

• ¹/₁₂

• 12

Multiple Choice

3 ÷ ¹/₄ =

• ¹/₁₂

• 12

• 7

• ¹/₇

Multiple Choice

¹/₂ ÷ 9

• 18

• 12

• ¹/₁₂

• ¹/₁₈

Multiple Choice

$$5\div\ \frac{1}{3\ }$$  

• 10

• 1/3

• 5/15

• 15

Multiple Choice

$$\frac{1}{6}\div2=$$  

• 1/6

• 1/12

• 2/6

• 2/12

Multiple Choice

What problem does this model represent?

• $$\frac{1}{4}\ \ \times\ 3=\frac{3}{4}$$

• $$\frac{1}{4}÷3=\frac{1}{2}$$

• $$3\times\frac{1}{4}=3$$

• $$3\div\frac{1}{4}=\frac{1}{12}$$

Multiple Choice

$$4\ \div\ \frac{1}{4}$$  

• 8

• $$\frac{1}{16}$$

• $$\frac{1}{8}$$

• 16

Multiple Choice

$$\frac{1}{4\ }\div12$$  

• $$\frac{1}{12}$$

• $$\frac{1}{48}$$

• 36

• 48

Multiple Choice

$$2\ \div\ \frac{1}{6}$$  

• 12

• 8

• $$\frac{1}{12}$$  

• $$\frac{1}{6}$$  

Multiple Choice

$$\frac{1}{3\ }\div2$$  

• $$\frac{1}{3}$$  

• 2

• $$\frac{1}{6}$$  

• 3

Now let's try some word problems!

You got this!

Multiple Choice

Carson has 2 cups of dog food left. How many ½ cup servings are left in 2 cups of dog food?

• 4

• 1/2

• 1/4

• 6

Multiple Choice

Lydia has 1/8 pound of sugar. She needs to divide the sugar into 3 bags. What fraction of the pound will be in each bag?

• 1/24

• 24

• 1/22

• 2/24

Multiple Choice

What story problem fits the equation $$7\ \div\frac{1}{3}$$  

• There were 1/3 cups of trail mix left. The trail mix needed to feed 7 kids

• There were 7 cups of trail mix. Each cup will be divided into 1/3 cup to feed the kids.

• There were 3 cups of trail mix left. The trail mix needed to feed 7 kids

• There were 7 cups of trail mix. 1/3 of the 7 cups was given to the kids

Multiple Choice

Jamie is painting her house. Each room takes 1/2 a liter of paint. If Jamie has 3 liters of paint, how many rooms can she paint?

• 6

• $$2\ \frac{1}{3}$$

• $$3\ \frac{1}{2}$$

• 3

Multiple Select

Jack ordered four pizzas for a birthday party. The pizzas were cut in eighths. How many slices were there? Which equations correctly solve the problem?

• 4 ÷ ¹/₈ = 32 slices

• ¹/₈ ÷ 4 = 1/32 slices

• 4 ÷ ¹/₈ = 28 slices

• 4 x 8 = 32 slices

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

• ¹/₄ x 3

Multiple Choice

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

• ¹/₂

• 8

• 6

• 4

Poll

How do you feel about today's topic?

• confused

• ok

• good!

• great!