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Subtract 3/30 from 28/27

1st number: 1 1/27, 2nd number: 3/30

28/27 - 3/30 is 253/270.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 30 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 27 × 10 = 270,
    28/27 = 28 × 10/27 × 10 = 280/270
  3. Likewise, for the 2nd fraction, since 30 × 9 = 270,
    3/30 = 3 × 9/30 × 9 = 27/270
  4. Subtract the two like fractions:
    280/270 - 27/270 = 280 - 27/270 = 253/270

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