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Add 4/42 and 3/27

4/42 + 3/27 is 13/63.

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,
    4/42 = 4 × 9/42 × 9 = 36/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    3/27 = 3 × 14/27 × 14 = 42/378
  4. Add the two fractions:
    36/378 + 42/378 = 36 + 42/378 = 78/378
  5. 78/378 simplified gives 13/63
  6. So, 4/42 + 3/27 = 13/63

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