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Add 42/12 and 48/27

1st number: 3 6/12, 2nd number: 1 21/27

42/12 + 48/27 is 95/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 27 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 27 × 4 = 108,
    48/27 = 48 × 4/27 × 4 = 192/108
  4. Add the two fractions:
    378/108 + 192/108 = 378 + 192/108 = 570/108
  5. After reducing the fraction, the answer is 95/18
  6. In mixed form: 55/18

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