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Math: Today, you will learn customary units of weight and the relationship
between them.
Customary Units of Weight: Ounces, Pounds, Tons
*There are 16 ounces in 1 pound. *Do you see a pattern? 1 pound equals 16 ounces because 1x16=16. 2 pounds equals 32 ounces because 2x16=32. 3 pounds equals 48 ounces because 3x16=48. 4 pounds equals 64 ounces because 4x16=64. 5 pounds equals 80 ounces because 5x16=80.
*There are 2,000 pounds in 1 ton. *Do you see a pattern? 1 ton equals 2,000 pounds because 1x2,000=2,000. 2 tons equals 4,000 pounds because 2x2,000=4,000. 3 tons equals 6,000 pounds because 3x2,000=6,000. 4 tons equals 8,000 pounds because 4x2,000=8,000. 5 tons equals 10,000 pounds because 5x2,000=10,000.
*Let’s put that all together!
*Abbreviations for ounces is oz , pound is lb , tons is t.
Let’s do some examples together!
Directions: Fill in the blank.
6 pounds = _______ ounces Answer: 96 oz How did I get 96 oz? I multiplied 6x16 because there are 16 oz in 1 lb and it said 6 lbs equals how many oz.
4 tons = _______ pounds Answer: 8,000 lb How did I get 8,000? I multiplied 4x2,000 because there are 2,000 lbs in 1 t and it said 4 t equals how many lbs.
Directions: Compare with less than, greater than, or equal to.
1 pound ⭘ 15 ounces Answer: 1 lb ＞15 oz or greater than How did I get 1 lb is greater than 15 oz? I know that 1 lb equals 16 oz and 16 is greater than 15.
2 tons ⭘ 2,000 pounds Answer: 2 t ＞2,000 lbs or greater than How did I get 2 t is greater than 2,000 lbs? I know that 1 t equals 2,000 lbs, so 2 t equals 4,000 lbs because 2x2,000=4,000 and 4,000 is greater than 2,000.
Customary units of weight song:
https://www.youtube.com/watch?v=zoifk5jDDHY
