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Add 63/3 and 70/4

1st number: 21 0/3, 2nd number: 17 2/4

63/3 + 70/4 is 77/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 4 is 12
  2. For the 1st fraction, since 3 × 4 = 12,
    63/3 = 63 × 4/3 × 4 = 252/12
  3. Likewise, for the 2nd fraction, since 4 × 3 = 12,
    70/4 = 70 × 3/4 × 3 = 210/12
  4. Add the two fractions:
    252/12 + 210/12 = 252 + 210/12 = 462/12
  5. After reducing the fraction, the answer is 77/2
  6. In mixed form: 381/2

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