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Add 1/54 and 42/56

1/54 + 42/56 is 83/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 56 is 1512

    Next, find the equivalent fraction of both fractional numbers with denominator 1512
  2. For the 1st fraction, since 54 × 28 = 1512,
    1/54 = 1 × 28/54 × 28 = 28/1512
  3. Likewise, for the 2nd fraction, since 56 × 27 = 1512,
    42/56 = 42 × 27/56 × 27 = 1134/1512
  4. Add the two like fractions:
    28/1512 + 1134/1512 = 28 + 1134/1512 = 1162/1512
  5. 1162/1512 simplified gives 83/108
  6. So, 1/54 + 42/56 = 83/108

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