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Add 28/42 and 6/8

28/42 + 6/8 is 17/12.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 42 × 4 = 168,
    28/42 = 28 × 4/42 × 4 = 112/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    6/8 = 6 × 21/8 × 21 = 126/168
  4. Add the two like fractions:
    112/168 + 126/168 = 112 + 126/168 = 238/168
  5. 238/168 simplified gives 17/12
  6. So, 28/42 + 6/8 = 17/12
    In mixed form: 15/12

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