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Subtract 4/54 from 7/12

7/12 - 4/54 is 55/108.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 54 is 108

    Next, find the equivalent fraction of both fractional numbers with denominator 108
  2. For the 1st fraction, since 12 × 9 = 108,
    7/12 = 7 × 9/12 × 9 = 63/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    4/54 = 4 × 2/54 × 2 = 8/108
  4. Subtract the two like fractions:
    63/108 - 8/108 = 63 - 8/108 = 55/108

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