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Addition and Subtraction: Multiples of Ten

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  • 20 + 48 =
    68
  • 48 + 10 =
    58
  • 68 - 50 =
    18
  • 49 - 20 =
    29
  • 53 - 30 =
    23
  • 10 + 38 =
    48
  • 95 - 10 =
    85
  • 77 - 20 =
    57
  • 60 + 36 =
    96
  • 50 + 43 =
    93
  • 72 - 50 =
    22
  • 80 + 17 =
    97
  • 92 - 20 =
    72
  • 91 - 50 =
    41
  • 11 + 50 =
    61
  • 91 - 90 =
    1
  • 31 + 50 =
    81
  • 22 + 60 =
    82
  • 14 + 70 =
    84
  • 51 - 50 =
    1
  • 30 + 26 =
    56
  • 15 + 50 =
    65
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