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Mathematics

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  • 3/6+1/6=
    4/6
  • 1/2+1/2=
    2/2
  • 4/9+3/9
    7/9
  • 2/8+4/8=
    6/8
  • 3/6+2/6=
    5/6
  • 1/4 + 2/4
    3/4