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ทบทวนการบวก ลบ จำ� ...

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  • 15 - (-12)
    15 + 12 = 27
  • 6 + (-6)
    0
  • 106 + 73
    179
  • (-100) + (-65)
    -165
  • 25 + 11
    36
  • (-10) + (-7)
    -17
  • (-10) + 6
    -4
  • 10 - (-6)
    10 + 6 = 16
  • 8 + (-5)
    3
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