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Add 1/12 and 9/28

1/12 + 9/28 is 17/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 28 is 84
  2. For the 1st fraction, since 12 × 7 = 84,
    1/12 = 1 × 7/12 × 7 = 7/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    9/28 = 9 × 3/28 × 3 = 27/84
  4. Add the two fractions:
    7/84 + 27/84 = 7 + 27/84 = 34/84
  5. After reducing the fraction, the answer is 17/42

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