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2.5 (Customary Units)

2.5 (Customary Units). “I can make conversions with the same measurement system while performing computations.”. Why is this relevant?. How do we measure items in the United States? How much did you weigh when you were born? Area and Perimeter?

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2.5 (Customary Units)

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  1. 2.5 (Customary Units) “I can make conversions with the same measurement system while performing computations.”

  2. Why is this relevant? • How do we measure items in the United States? • How much did you weigh when you were born? • Area and Perimeter? • What happens if you want to get on a Roller Coaster and the sign says “Must be 48 inches tall” Could you get on the ride?

  3. Length (Customary) • 12 inches = ____________ • 3 feet = ____________ • 36 inches = __________ • 5,280 feet = ____________ • Inches = in. • Feet = ft • Yards = yds

  4. Weight (Customary) • 16 ounces = ______________ • 2,000 pounds = ____________ • Ounces = oz • Pound = lb • Ton = T

  5. Rules • When you convert from a larger unit to a smaller unit, __________. • When you convert from a smaller unit to a larger unit , ___________.

  6. Practice Large to Small • 4 ft = __________ inches • A. 48 in. B. 12 in. • C. 24 in. D. 36 in.

  7. PracticeSmall to Large • 9 feet = __________ yards • A. 9 yds B. 3 yds • C. 27 yds D. 6 yds

  8. How tall are you in inches? • Jack is 6 feet 3 inches. How tall is Jack in inches? • A. 18 in B. 72 in • C. 9 in D. 75 in

  9. Question? • Sara bought a bag of oranges that weighs 96 ounces. How many pounds is this? • A. 6 lb B. 16 lb • C. 12 lb D. 14 lb

  10. Question? • Don’s fishing pole measures 1 yd 4 in. How many inches long is the pole? • A. 40 in B. 42 in • C. 46 in D. 52 in

  11. Question? • Tara’s mother’s car weighs 1 T 400 lb. How many pounds does it weigh? • A. 2,000 lb. B. 2,200 lb. • C. 2,400 lb. D. 2,600 lb.

  12. Question? • Stella sent 3 packages by air freight for overnight delivery.The packages weighed 3 lb 12 oz, 4 lb 5 oz, and 2 lb 9 oz. What is the total weight in ounces of the three packages? • A. 35 oz B. 170 oz • C. 9 lb 26 oz D. 144 oz

  13. What did we learn today? • List:

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