Fifteen Facts

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    Fifteen Facts - Presentation Transcript

    1. Fifteen Facts
      A little show about 3rd grade multiplication facts.
      Adapted from work done by Mr. Palmer, Math Coach at Emerson and Hyatt Elementary Schools in Riverside Unified School District.
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      There are 121
      multiplication facts
      for 0 through 10
      You learned many of the facts in second grade.
    4. In 2nd grade, you learned 85 multiplication facts
      You learned
      • Zero property
      • Identity property
      • 2s, 5s, and 10s
      That’s 85 multiplication facts.
      (36 to go)
    5. Let’s review the facts and properties you learned in second grade.
    6. Zero Property
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    7. Zero Property
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    8. Identity Property
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    9. Identity Property
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    10. Delicious Doubles
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    11. Delicious Doubles
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    12. Fabulous Fives
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    13. Fabulous Fives
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    14. Thinking Tens
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    15. Thinking Tens
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    16. Then using the commutative property takes away 15 more facts.(21 to go)
    17. CommutativeProperty
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    18. CommutativeProperty
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    19. If we learn the sizzling squares, that’s six more facts
    20. Sizzling Squares
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    21. Sizzling Squares
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      How many facts are left?
      34
      36 46
      37 47 67
      38 48 68 78
      39 49 69 79 89
    23. These 15 multiplication facts are our focus for learning 3rd grade.
      34
      36 46
      37 47 67
      38 48 68 78
      39 49 69 79 89
    24. Fifteen Facts in 3rd Grade
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