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Add 56/15 and 63/12

1st number: 3 11/15, 2nd number: 5 3/12

56/15 + 63/12 is 539/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 12 is 60
  2. For the 1st fraction, since 15 × 4 = 60,
    56/15 = 56 × 4/15 × 4 = 224/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    63/12 = 63 × 5/12 × 5 = 315/60
  4. Add the two fractions:
    224/60 + 315/60 = 224 + 315/60 = 539/60
  5. So, 56/15 + 63/12 = 539/60
    In mixed form: 859/60

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