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Add 28/27 and 15/12

1st number: 1 1/27, 2nd number: 1 3/12

28/27 + 15/12 is 247/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 12 is 108
  2. For the 1st fraction, since 27 × 4 = 108,
    28/27 = 28 × 4/27 × 4 = 112/108
  3. Likewise, for the 2nd fraction, since 12 × 9 = 108,
    15/12 = 15 × 9/12 × 9 = 135/108
  4. Add the two fractions:
    112/108 + 135/108 = 112 + 135/108 = 247/108
  5. In mixed form: 231/108

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