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Add 1/42 and 18/12

1st number: 1/42, 2nd number: 1 6/12

1/42 + 18/12 is 32/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 12 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    1/42 = 1 × 2/42 × 2 = 2/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    18/12 = 18 × 7/12 × 7 = 126/84
  4. Add the two fractions:
    2/84 + 126/84 = 2 + 126/84 = 128/84
  5. After reducing the fraction, the answer is 32/21
  6. In mixed form: 111/21

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