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Add 5/15 and 27/56

5/15 + 27/56 is 137/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840
  2. For the 1st fraction, since 15 × 56 = 840,
    5/15 = 5 × 56/15 × 56 = 280/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    27/56 = 27 × 15/56 × 15 = 405/840
  4. Add the two fractions:
    280/840 + 405/840 = 280 + 405/840 = 685/840
  5. After reducing the fraction, the answer is 137/168

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