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Addition with 3 numbers

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  • 2+4+9
    15
  • 5+3+7
    15
  • 1+2+3
    6
  • 13+4+4
    21
  • 3+4+2
    9
  • 3+4+1
    8
  • 5+5+5
    15
  • 5+5+3
    13
  • 2+3+1
    6
  • 8+1+12
    21
  • 9+5+3
    17
  • 2+1+5
    8
  • 6+4+10
    20
  • 1+6+2
    9
  • 1+3+2
    6
  • 2+2+2
    6
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