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Add and Subtract within 20

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  • 20-18=______
    2
  • ______+17=19
    2
  • 9+9=_______
    18
  • _______ - 2 = 13
    15
  • 15 - _______ = 9
    6
  • 11-9=______
    2
  • 12-7=_____
    5
  • 18 - ______ = 14
    4
  • 12+4=_____
    16
  • _______ - 13 = 7
    20
  • 4+6=_______
    10
  • 13+______=19
    6
  • 15+3=______
    18
  • 7 - _____= 4
    3
  • 8+______=20
    12
  • ____+11=16
    5
  • 5+8=______
    13
  • 20-6=______
    14
  • 3+______=11
    8
  • 14-8=_______
    6
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