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adition and subtraction

  • Game Code: 826307
  •  English    10     Public
    additon and subtraction to 20
  •   Study   Slideshow
  • 12+6=
    18
  •  15
  • 19-7=
    12
  •  15
  • 4+9=
    13
  •  15
  • 15-6=
    9
  •  15
  • 13+7=
    20
  •  15
  • 12-9=
    3
  •  15
  • 8+5=
    13
  •  15
  • 17-8=
    9
  •  15
  • 12+4=
    16
  •  15
  • 18-7=
    11
  •  15
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