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Add 1/42 and 28/27

1st number: 1/42, 2nd number: 1 1/27

1/42 + 28/27 is 401/378.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 27 is 378
  2. For the 1st fraction, since 42 × 9 = 378,
    1/42 = 1 × 9/42 × 9 = 9/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    28/27 = 28 × 14/27 × 14 = 392/378
  4. Add the two fractions:
    9/378 + 392/378 = 9 + 392/378 = 401/378
  5. In mixed form: 123/378

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