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subtraction

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  • 35-29=
    6
  • 42-25=
    17
  • 67-28=
    39
  • 67 + 67 =
    134
  • 39 + 27 =
    67
  • 45-28=
    17
  • 35-28=
    7
  • 37-19=
    18
  • 45 +38=
    83
  • 84-17=
    67
  • 92-67=
    25
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