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Addition with Regrouping

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  • 45 + 28 = ?
    73
  • 74 + 29 = ?
    103
  • 63 + 49 = ?
    112
  • 59 + 24 = ?
    83
  • 52 + 29 = ?
    81
  • 78 + 24 = ?
    102
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