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Add 3/42 and 10/27

3/42 + 10/27 is 167/378.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 27 is 378
  2. For the 1st fraction, since 42 × 9 = 378,
    3/42 = 3 × 9/42 × 9 = 27/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    10/27 = 10 × 14/27 × 14 = 140/378
  4. Add the two fractions:
    27/378 + 140/378 = 27 + 140/378 = 167/378

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