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Ai nhanh - Ai đúng

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  • 7 + 2 = ?
    9
  • ? + 2 = 5
    3
  • 10 + 0 = ?
    10
  • ? + 1 = 6
    5
  • 7 + 3 = ?
    10
  • 0 + 3 = ?
    3
  • 2 + 1 = ?
    3
  • 1 + ? = 2
    1
  • 4 + 2 = ?
    6
  • 9 + 1 = ?
    10
  • 1 + 4 = ?
    5
  • 4 + ? = 8
    4
  • 3 + 7 = ?
    10
  • 2 + ? = 4
    2
  • 5 + ? = 7
    2
  • ? + 3 = 4
    1
  • 1 + ? = 9
    8
  • 3 + ? = 3
    0
  • 3 + 5 = ?
    8
  • 9 + 1 = ?
    10
  • 2 + 8 = ?
    10
  • 6 + ? = 10
    4
  • 8 + ? = 10
    2
  • 4 + 6 = ?
    10
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