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Add 27/8 and 15/42

1st number: 3 3/8, 2nd number: 15/42

27/8 + 15/42 is 209/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 42 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    27/8 = 27 × 21/8 × 21 = 567/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    15/42 = 15 × 4/42 × 4 = 60/168
  4. Add the two like fractions:
    567/168 + 60/168 = 567 + 60/168 = 627/168
  5. 627/168 simplified gives 209/56
  6. So, 27/8 + 15/42 = 209/56
    In mixed form: 341/56

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