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Add 42/2 and 5/12

1st number: 21 0/2, 2nd number: 5/12

42/2 + 5/12 is 257/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 12 is 12
  2. For the 1st fraction, since 2 × 6 = 12,
    42/2 = 42 × 6/2 × 6 = 252/12
  3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
    5/12 = 5 × 1/12 × 1 = 5/12
  4. Add the two fractions:
    252/12 + 5/12 = 252 + 5/12 = 257/12
  5. In mixed form: 215/12

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