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Add 12/18 and 3/9

12/18 + 3/9 is 1/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 9 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 18 × 1 = 18,
    12/18 = 12 × 1/18 × 1 = 12/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    3/9 = 3 × 2/9 × 2 = 6/18
  4. Add the two like fractions:
    12/18 + 6/18 = 12 + 6/18 = 18/18
  5. 18/18 simplified gives 1/1
  6. So, 12/18 + 3/9 = 1/1

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