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Add 12/28 and 80/9

1st number: 12/28, 2nd number: 8 8/9

12/28 + 80/9 is 587/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 9 is 252
  2. For the 1st fraction, since 28 × 9 = 252,
    12/28 = 12 × 9/28 × 9 = 108/252
  3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
    80/9 = 80 × 28/9 × 28 = 2240/252
  4. Add the two fractions:
    108/252 + 2240/252 = 108 + 2240/252 = 2348/252
  5. 2348/252 simplified gives 587/63
  6. So, 12/28 + 80/9 = 587/63
    In mixed form: 920/63

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