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Add 56/12 and 12/15

1st number: 4 8/12, 2nd number: 12/15

56/12 + 12/15 is 82/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 15 is 60
  2. For the 1st fraction, since 12 × 5 = 60,
    56/12 = 56 × 5/12 × 5 = 280/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    12/15 = 12 × 4/15 × 4 = 48/60
  4. Add the two fractions:
    280/60 + 48/60 = 280 + 48/60 = 328/60
  5. 328/60 simplified gives 82/15
  6. So, 56/12 + 12/15 = 82/15
    In mixed form: 57/15

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