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Subtract 1/54 from 12/30

12/30 - 1/54 is 103/270.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 30 × 9 = 270,
    12/30 = 12 × 9/30 × 9 = 108/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    1/54 = 1 × 5/54 × 5 = 5/270
  4. Subtract the two like fractions:
    108/270 - 5/270 = 108 - 5/270 = 103/270

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