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Add 3/12 and 63/15

1st number: 3/12, 2nd number: 4 3/15

3/12 + 63/15 is 89/20.

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,
    3/12 = 3 × 5/12 × 5 = 15/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    63/15 = 63 × 4/15 × 4 = 252/60
  4. Add the two fractions:
    15/60 + 252/60 = 15 + 252/60 = 267/60
  5. 267/60 simplified gives 89/20
  6. So, 3/12 + 63/15 = 89/20
    In mixed form: 49/20

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