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Add 12/14 and 3/9

12/14 + 3/9 is 25/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 9 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 14 × 9 = 126,
    12/14 = 12 × 9/14 × 9 = 108/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    3/9 = 3 × 14/9 × 14 = 42/126
  4. Add the two like fractions:
    108/126 + 42/126 = 108 + 42/126 = 150/126
  5. 150/126 simplified gives 25/21
  6. So, 12/14 + 3/9 = 25/21
    In mixed form: 14/21

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