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Add 3/12 and 1/81

3/12 + 1/81 is 85/324.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 81 is 324

    Next, find the equivalent fraction of both fractional numbers with denominator 324
  2. For the 1st fraction, since 12 × 27 = 324,
    3/12 = 3 × 27/12 × 27 = 81/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    1/81 = 1 × 4/81 × 4 = 4/324
  4. Add the two like fractions:
    81/324 + 4/324 = 81 + 4/324 = 85/324
  5. So, 3/12 + 1/81 = 85/324

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