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Add 21/15 and 30/63

1st number: 1 6/15, 2nd number: 30/63

21/15 + 30/63 is 197/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315
  2. For the 1st fraction, since 15 × 21 = 315,
    21/15 = 21 × 21/15 × 21 = 441/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    30/63 = 30 × 5/63 × 5 = 150/315
  4. Add the two fractions:
    441/315 + 150/315 = 441 + 150/315 = 591/315
  5. After reducing the fraction, the answer is 197/105
  6. In mixed form: 192/105

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