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Add 4/42 and 20/49

4/42 + 20/49 is 74/147.

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,
    4/42 = 4 × 7/42 × 7 = 28/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    20/49 = 20 × 6/49 × 6 = 120/294
  4. Add the two like fractions:
    28/294 + 120/294 = 28 + 120/294 = 148/294
  5. 148/294 simplified gives 74/147
  6. So, 4/42 + 20/49 = 74/147

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