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Add 15/12 and 9/56

1st number: 1 3/12, 2nd number: 9/56

15/12 + 9/56 is 79/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 56 is 168
  2. For the 1st fraction, since 12 × 14 = 168,
    15/12 = 15 × 14/12 × 14 = 210/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    9/56 = 9 × 3/56 × 3 = 27/168
  4. Add the two fractions:
    210/168 + 27/168 = 210 + 27/168 = 237/168
  5. After reducing the fraction, the answer is 79/56
  6. In mixed form: 123/56

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