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Add 9/3 and 21/42

1st number: 3 0/3, 2nd number: 21/42

9/3 + 21/42 is 7/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 42 is 42
  2. For the 1st fraction, since 3 × 14 = 42,
    9/3 = 9 × 14/3 × 14 = 126/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    21/42 = 21 × 1/42 × 1 = 21/42
  4. Add the two fractions:
    126/42 + 21/42 = 126 + 21/42 = 147/42
  5. After reducing the fraction, the answer is 7/2
  6. In mixed form: 31/2

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