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Subtract 2/8 from 12/54

12/54 - 2/8 is -1/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 8 is 216

    Next, find the equivalent fraction of both fractional numbers with denominator 216
  2. For the 1st fraction, since 54 × 4 = 216,
    12/54 = 12 × 4/54 × 4 = 48/216
  3. Likewise, for the 2nd fraction, since 8 × 27 = 216,
    2/8 = 2 × 27/8 × 27 = 54/216
  4. Subtract the two like fractions:
    48/216 - 54/216 = 48 - 54/216 = -6/216
  5. After reducing the fraction, the answer is -1/36

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