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Add 1/4 and 28/81

1/4 + 28/81 is 193/324.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 81 is 324
  2. For the 1st fraction, since 4 × 81 = 324,
    1/4 = 1 × 81/4 × 81 = 81/324
  3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
    28/81 = 28 × 4/81 × 4 = 112/324
  4. Add the two fractions:
    81/324 + 112/324 = 81 + 112/324 = 193/324

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