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Addition and Subtraction

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  • 9 + 3 = ?
    12
  • 5 - 2 = ?
    3
  • 9 - 6 = ?
    3
  • 9 + 5 = ?
    14
  • 9 - 5 = ?
    4
  • 9 + 9 = ?
    18
  • 1 + 2 = ?
    3
  • 8 - 4 = ?
    4
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