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Add 21/15 and 2/63

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

21/15 + 2/63 is 451/315.

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,
    2/63 = 2 × 5/63 × 5 = 10/315
  4. Add the two fractions:
    441/315 + 10/315 = 441 + 10/315 = 451/315
  5. So, 21/15 + 2/63 = 451/315
    In mixed form: 1136/315

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