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Add 12/42 and 10/9

1st number: 12/42, 2nd number: 1 1/9

12/42 + 10/9 is 88/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 9 is 126
  2. For the 1st fraction, since 42 × 3 = 126,
    12/42 = 12 × 3/42 × 3 = 36/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    10/9 = 10 × 14/9 × 14 = 140/126
  4. Add the two fractions:
    36/126 + 140/126 = 36 + 140/126 = 176/126
  5. After reducing the fraction, the answer is 88/63
  6. In mixed form: 125/63

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