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Add 15/56 and 27/80

15/56 + 27/80 is 339/560.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 80 is 560
  2. For the 1st fraction, since 56 × 10 = 560,
    15/56 = 15 × 10/56 × 10 = 150/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    27/80 = 27 × 7/80 × 7 = 189/560
  4. Add the two fractions:
    150/560 + 189/560 = 150 + 189/560 = 339/560
  5. So, 15/56 + 27/80 = 339/560

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