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1 клас математика

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  • 9-1-4+6
    10
  • 2+7-5+6
    10
  • 9-3
    6
  • 10-9+4+7
    12
  • 10 – 5 – 2
    3
  • 8-7
    1
  • 7 – 3 – 3
    1
  • 9 – 8 + 7
    8
  • 10-4+2-3
    5
  • 8+2-5
    5
  • 4 + 4 – 7
    1
  • 8 – 1 – 2
    5
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