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fact families

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  • 64 + 32 =
    96
  • Complete the subtraction!
    35
  • 100 - 30 =
    70
  • Find the missing number!
    39
  • 19 + 35 =
    54
  • Complete the operation!
    20
  • Find the missing number!
    15
  • complete the addition!
    55
  • Find the missing number!
    45
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