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Subtract 21/25 from 2/27

2/27 - 21/25 is -517/675.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 25 is 675

    Next, find the equivalent fraction of both fractional numbers with denominator 675
  2. For the 1st fraction, since 27 × 25 = 675,
    2/27 = 2 × 25/27 × 25 = 50/675
  3. Likewise, for the 2nd fraction, since 25 × 27 = 675,
    21/25 = 21 × 27/25 × 27 = 567/675
  4. Subtract the two like fractions:
    50/675 - 567/675 = 50 - 567/675 = -517/675

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