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  • 19-8=?
    11
  • 53+6=?
    59
  • 13+11 =?
    24
  • 21+73=?
    94
  • 78-6 =?
    72
  • 5+9=?
    14
  • 33+35=?
    68
  • 47 + 3 =?
    50
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