Five-Minute Check (over Lesson 11–3)

Main Idea and Vocabulary

Key Concept: Customary Units of Capacity

Example 1:Convert Units of Capacity

Example 2:Convert Units of Capacity

Example 3:Parts of Units

• I will convert customary units of capacity.

• capacity

• cup

• fluid ounce

• pint

• quart

• gallon

Convert Units of Capacity

Refer to the information in the Key Concept: Customary Units of Capacity. Three gallons of juice were served at a class picnic. How many quarts of juice is 3 gallons?

Answer: So, 3 gallons of juice is equal to 3 × 4 or 12 quarts.

Larger units (gallons) are being converted to smaller units (quarts).

Since 1 gallon (gal) = 4 quarts (qt), multiply 3 by 4.

3 gal = qt

1. A

2. B

3. C

4. D0% 0%0%0%

A. 12 quarts

B. 20 quarts

C. 25 quarts

D. 30 quarts

Five gallons of different beverages were served at a birthday party. How many quarts is this?

Convert Units of Capacity

Mrs. Diego needs 5 pints plus 1 cup of blueberries to make muffins. How many cups of blueberries does she need?

Answer: So, Mrs. Diego needs 10 + 1 or 11 cups of blueberries.

First, convert 5 pints 1 cup to cups.

Since 1 pint = 2 cups, multiply 5 by 2.

5 × 2 = 10

Then add the remaining 1 cup.

1. A

2. B

3. C

4. D0% 0%0%0%

A. 7 cups

B. 8 cups

C. 9 cups

D. 10 cups

LaKeesha needs 4 pints plus 1 cup of milk for her recipe. How many cups of milk does she need?

Parts of Units

How many gallons are in 15 quarts?

To convert a smaller unit to a larger unit, divide. Since 4 quarts = 1 gallon, divide 15 by 4.

15 qt = gal

15 ÷ 4 = 3 R3, or 334

Answer: So, there are 3 gallons 3 quarts or

3 gallons in 15 quarts.34

1. A

2. B

3. C

4. D0% 0%0%0%

D. 8 quarts12

C. 8 quarts

How many quarts are in 17 pints?

A. 7 quarts

B. 7 quarts12

End of the Lesson

Five-Minute Check (over Lesson 11–3)

Image Bank

Math Tool Chest

Measure with a Ruler

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 11–3)

Complete.

48 oz = lb

A. 8

B. 5

C. 16

D. 3

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 11–3)

Estimate by rounding. Show your work.

3 T = lb

A. 1,000

B. 36,000

C. 6,000

D. 124,000

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 11–3)

Estimate by rounding. Show your work.

lb oz = 46 oz

A. 3; 14

B. 2; 14

C. 3; 3

D. 2; 3

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 11–3)

Estimate by rounding. Show your work.

lb = 8 T

A. 15,000

B. 16,000

C. 124,000

D. 132,000

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 11–3)

B. 12

Estimate by rounding. Show your work.

8 oz = lb

A. 23

C. 34

D. 5

12

1. A

2. B

3. C

4. D0% 0%0%0%

(over Lesson 11–3)

Estimate by rounding. Show your work.

17 lb 4 oz = oz

A. 154

B. 272

C. 276

D. 324