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Add 18/24 and 30/81

18/24 + 30/81 is 121/108.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 81 is 648

    Next, find the equivalent fraction of both fractional numbers with denominator 648
  2. For the 1st fraction, since 24 × 27 = 648,
    18/24 = 18 × 27/24 × 27 = 486/648
  3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
    30/81 = 30 × 8/81 × 8 = 240/648
  4. Add the two like fractions:
    486/648 + 240/648 = 486 + 240/648 = 726/648
  5. 726/648 simplified gives 121/108
  6. So, 18/24 + 30/81 = 121/108
    In mixed form: 113/108

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