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Subtract 10/54 from 27/18

1st number: 1 9/18, 2nd number: 10/54

27/18 - 10/54 is 71/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 18 × 3 = 54,
    27/18 = 27 × 3/18 × 3 = 81/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    10/54 = 10 × 1/54 × 1 = 10/54
  4. Subtract the two like fractions:
    81/54 - 10/54 = 81 - 10/54 = 71/54
  5. In mixed form: 117/54

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