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Add 42/27 and 30/28

1st number: 1 15/27, 2nd number: 1 2/28

42/27 + 30/28 is 331/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 28 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 27 × 28 = 756,
    42/27 = 42 × 28/27 × 28 = 1176/756
  3. Likewise, for the 2nd fraction, since 28 × 27 = 756,
    30/28 = 30 × 27/28 × 27 = 810/756
  4. Add the two like fractions:
    1176/756 + 810/756 = 1176 + 810/756 = 1986/756
  5. 1986/756 simplified gives 331/126
  6. So, 42/27 + 30/28 = 331/126
    In mixed form: 279/126

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