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Add 28/12 and 7/54

1st number: 2 4/12, 2nd number: 7/54

28/12 + 7/54 is 133/54.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 54 is 108
  2. For the 1st fraction, since 12 × 9 = 108,
    28/12 = 28 × 9/12 × 9 = 252/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    7/54 = 7 × 2/54 × 2 = 14/108
  4. Add the two fractions:
    252/108 + 14/108 = 252 + 14/108 = 266/108
  5. 266/108 simplified gives 133/54
  6. So, 28/12 + 7/54 = 133/54
    In mixed form: 225/54

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