Adding and Subtracting PowerPoint PPT Presentation

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Title: Adding and Subtracting


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Adding and Subtracting
  • Debora Corlew
  • EDU 506
  • June 26, 2000

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Adding and Subtracting
  • This WebQuest is designed to help you become more
    familiar with the skills of adding and
    subtracting numbers. You will practice adding and
    subtracting two digit numbers.

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Adding and Subtracting
  • give answers to basic math facts up to 18,
  • add or subtract with or without regrouping,
  • understand concept of addition,
  • understand concept of subtraction, and
  • add or subtract horizontally and vertically.

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Adding and Subtracting
  • 5 4 9
  • 4 5 9
  • 9 - 5 4
  • 9 - 4 5

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Adding and Subtracting
  • 9 9 18
  • 18 - 9 9

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Adding and Subtracting
  • 18
  • 11
  • 29

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Adding and Subtracting
  • 79 13 92
  • 92 - 79 13

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Thank You!
  • I hope you have enjoyed viewing Adding and
    Subtracting!
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