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Add 90/12 and 27/56

1st number: 7 6/12, 2nd number: 27/56

90/12 + 27/56 is 447/56.

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,
    90/12 = 90 × 14/12 × 14 = 1260/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    27/56 = 27 × 3/56 × 3 = 81/168
  4. Add the two fractions:
    1260/168 + 81/168 = 1260 + 81/168 = 1341/168
  5. 1341/168 simplified gives 447/56
  6. So, 90/12 + 27/56 = 447/56
    In mixed form: 755/56

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