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Add 20/42 and 27/49

20/42 + 27/49 is 151/147.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 49 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 42 × 7 = 294,
    20/42 = 20 × 7/42 × 7 = 140/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    27/49 = 27 × 6/49 × 6 = 162/294
  4. Add the two like fractions:
    140/294 + 162/294 = 140 + 162/294 = 302/294
  5. 302/294 simplified gives 151/147
  6. So, 20/42 + 27/49 = 151/147
    In mixed form: 14/147

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