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Add 18/3 and 12/9

1st number: 6 0/3, 2nd number: 1 3/9

18/3 + 12/9 is 22/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9

    Next, find the equivalent fraction of both fractional numbers with denominator 9
  2. For the 1st fraction, since 3 × 3 = 9,
    18/3 = 18 × 3/3 × 3 = 54/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    12/9 = 12 × 1/9 × 1 = 12/9
  4. Add the two like fractions:
    54/9 + 12/9 = 54 + 12/9 = 66/9
  5. 66/9 simplified gives 22/3
  6. So, 18/3 + 12/9 = 22/3
    In mixed form: 71/3

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