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Add 1/27 and 42/56

1/27 + 42/56 is 85/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 56 is 1512
  2. For the 1st fraction, since 27 × 56 = 1512,
    1/27 = 1 × 56/27 × 56 = 56/1512
  3. Likewise, for the 2nd fraction, since 56 × 27 = 1512,
    42/56 = 42 × 27/56 × 27 = 1134/1512
  4. Add the two fractions:
    56/1512 + 1134/1512 = 56 + 1134/1512 = 1190/1512
  5. After reducing the fraction, the answer is 85/108

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