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Add 54/72 and 35/81

54/72 + 35/81 is 383/324.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 81 is 648

    Next, find the equivalent fraction of both fractional numbers with denominator 648
  2. For the 1st fraction, since 72 × 9 = 648,
    54/72 = 54 × 9/72 × 9 = 486/648
  3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
    35/81 = 35 × 8/81 × 8 = 280/648
  4. Add the two like fractions:
    486/648 + 280/648 = 486 + 280/648 = 766/648
  5. 766/648 simplified gives 383/324
  6. So, 54/72 + 35/81 = 383/324
    In mixed form: 159/324

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