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Add 27/42 and 5/54

27/42 + 5/54 is 139/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 42 × 9 = 378,
    27/42 = 27 × 9/42 × 9 = 243/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    5/54 = 5 × 7/54 × 7 = 35/378
  4. Add the two like fractions:
    243/378 + 35/378 = 243 + 35/378 = 278/378
  5. 278/378 simplified gives 139/189
  6. So, 27/42 + 5/54 = 139/189

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