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Add 12/4 and 28/63

1st number: 3 0/4, 2nd number: 28/63

12/4 + 28/63 is 31/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 63 is 252
  2. For the 1st fraction, since 4 × 63 = 252,
    12/4 = 12 × 63/4 × 63 = 756/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    28/63 = 28 × 4/63 × 4 = 112/252
  4. Add the two fractions:
    756/252 + 112/252 = 756 + 112/252 = 868/252
  5. 868/252 simplified gives 31/9
  6. So, 12/4 + 28/63 = 31/9
    In mixed form: 34/9

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