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Add 42/12 and 7/54

1st number: 3 6/12, 2nd number: 7/54

42/12 + 7/54 is 98/27.

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,
    42/12 = 42 × 9/12 × 9 = 378/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    7/54 = 7 × 2/54 × 2 = 14/108
  4. Add the two fractions:
    378/108 + 14/108 = 378 + 14/108 = 392/108
  5. 392/108 simplified gives 98/27
  6. So, 42/12 + 7/54 = 98/27
    In mixed form: 317/27

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