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Subtract 27/35 from 27/28

27/28 - 27/35 is 27/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 35 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    27/28 = 27 × 5/28 × 5 = 135/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    27/35 = 27 × 4/35 × 4 = 108/140
  4. Subtract the two like fractions:
    135/140 - 108/140 = 135 - 108/140 = 27/140

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