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Add 21/6 and 18/63

1st number: 3 3/6, 2nd number: 18/63

21/6 + 18/63 is 53/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 63 is 126
  2. For the 1st fraction, since 6 × 21 = 126,
    21/6 = 21 × 21/6 × 21 = 441/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    18/63 = 18 × 2/63 × 2 = 36/126
  4. Add the two fractions:
    441/126 + 36/126 = 441 + 36/126 = 477/126
  5. 477/126 simplified gives 53/14
  6. So, 21/6 + 18/63 = 53/14
    In mixed form: 311/14

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