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Five-Minute Check (over Lesson 8–1) Main Idea and Vocabulary Key Concept: Customary Units of Capacity Example 1: Change Units of Capacity Example 2: Change Units of Capacity Key Concept: Customary Units of Weight Example 3: Change Units of Weight Example 4: Change Units of Weight Lesson Menu

Change units of capacity and weight in the customary system. gallon ounce pound ton fluid ounce cup pint quart Main Idea/Vocabulary

KC 1

Change Units of Capacity Complete 5 qt = ■ pt. Method 1 Use a ratio table. You know that there are 2 pints in 1 quart. Set up the ratio table with the measures you know. Then multiply each quantity by the same number. Since 1 × 5 = 5, multiply 2 by 5. Example 1

Change Units of Capacity Method 2 Select an appropriate operation You are changing a larger unit to a smaller unit. Since 1 quart = 2 pints, multiply 5 by 2. 5 × 2 = 10 Answer: So, 5 quarts = 10 pints. Example 1

Complete 3 qt = ■ pt. A. 1 B. 6 C. 9 D. 12 A B C D Example 1

Change Units of Capacity Complete 80 fl oz = ■ pt. First, find the number of cups in 80 fluid ounces. Since 8 fluid ounces = 1 cup, divide 80 by 8. 80 ÷ 8 = 10 So, 80 fluid ounces = 10 cups. Next, find the number of pints in 10 cups. Since 2 cups = 1 pint, divide by 2. 10 ÷ 2 = 5 Answer: So, 80 fluid ounces = 5 pints. Example 2

Complete 96 fl oz = ■ pt. A. 6 B. 12 C. 24 D. 48 A B C D Example 2

KC 2

11,000 lb = ■ T THINK 2,000 pounds = 1 ton 11,000 ÷ 2,000 = Change Units of Weight ELEPHANTS An adult male elephant weighs 11,000 pounds. How many tons is this? 11,000 lb = ■ T THINK 2,000 pounds = 1 ton 11,000 ÷ 2,000 = Divide to change pounds to tons. Answer: So, 11,000 pounds Example 3

BOULDER A boulder in a national park is estimated to weigh 4,000 pounds. How many tons is this? B. 4 T C. 1,000 T D. 2,000 T A B C D Example 3

First, find the total number of ounces in 8 pounds. Change Units of Weight BANQUETS How many people at a banquet can be served 4 ounces of carrots from 8 pounds of carrots? First, find the total number of ounces in 8 pounds. 8 × 16 = 128 Multiply by 16 to change pounds to ounces. Next, find how many sets of 4 ounces are in 128 ounces. 128 oz ÷ 4 oz = 32 Answer: So, 32 people can be served 4 ounces of carrots. Example 4

CHOCOLATE How many 4-ounce bags of chocolate candy can be made with 7 pounds of chocolate candy? A. 14 bags B. 16 bags C. 24 bags D. 28 bags A B C D Example 4

End of the Lesson End of the Lesson

Five-Minute Check (over Lesson 8–1) Image Bank Math Tools Length in the Customary System The Metric System Resources

Complete. 60 in. = ____ ft A. 5 B. 6 C. 10 D. 24 (over Lesson 8-1) A B Five Minute Check 1

Complete. 5 yd = _____ in. A. 60 B. 120 C. 150 D. 180 (over Lesson 8-1) Complete. 5 yd = _____ in. A. 60 B. 120 C. 150 D. 180 A B C D Five Minute Check 2

Which is greater: 3 feet or 40 inches? (over Lesson 8-1) Which is greater: 3 feet or 40 inches? A. 3 feet B. 40 inches A B Five Minute Check 3

Which is greater: 2 yards or 60 inches? (over Lesson 8-1) Which is greater: 2 yards or 60 inches? A. 2 yards B. 60 inches A B Five Minute Check 4

Which is greater: 7 feet or 2 yards? (over Lesson 8-1) Which is greater: 7 feet or 2 yards? A. 7 feet B. 2 yards A B Five Minute Check 5

(over Lesson 8-1) The Kingda Ka roller coaster in Jackson, New Jersey, is 36 feet taller than Top Thrill Dragster in Sandusky, Ohio. Top Thrill Dragster is 140 yards tall. How tall is Kingda Ka? A. 176 ft B. 420 ft C. 456 ft D. 468 ft A B C D Five Minute Check 6

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