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add subtract 2

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  • 3 - 2
    1
  • 2 + 2
    4
  • 4 + 2
    6
  • 5 - 2
    3
  • 5 + 2
    7
  • 3 + 0
    3
  • 4 - 2
    2
  • 2 - 2
    0
  • 1+ 2
    3
  • 2 - 0
    2
  • 2 + 0
    2
  • 3 + 2
    5
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