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Add 24/54 and 27/42

24/54 + 27/42 is 137/126.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    24/54 = 24 × 7/54 × 7 = 168/378
  3. Likewise, for the 2nd fraction, since 42 × 9 = 378,
    27/42 = 27 × 9/42 × 9 = 243/378
  4. Add the two like fractions:
    168/378 + 243/378 = 168 + 243/378 = 411/378
  5. 411/378 simplified gives 137/126
  6. So, 24/54 + 27/42 = 137/126
    In mixed form: 111/126

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