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Subtract 70/54 from 14/81

1st number: 14/81, 2nd number: 1 16/54

14/81 - 70/54 is -91/81.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 54 is 162

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    70/54 = 70 × 3/54 × 3 = 210/162
  4. Subtract the two like fractions:
    28/162 - 210/162 = 28 - 210/162 = -182/162
  5. After reducing the fraction, the answer is -91/81

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