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Subtract 10/54 from 14/81

14/81 - 10/54 is -1/81.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 54 is 162
  2. For the 1st fraction, since 81 × 2 = 162,
    14/81 = 14 × 2/81 × 2 = 28/162
  3. Likewise, for the 2nd fraction, since 54 × 3 = 162,
    10/54 = 10 × 3/54 × 3 = 30/162
  4. Subtract the two fractions:
    28/162 - 30/162 = 28 - 30/162 = -2/162
  5. After reducing the fraction, the answer is -1/81

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