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Subtract 20/54 from 5/6

5/6 - 20/54 is 25/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 6 × 9 = 54,
    5/6 = 5 × 9/6 × 9 = 45/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    20/54 = 20 × 1/54 × 1 = 20/54
  4. Subtract the two like fractions:
    45/54 - 20/54 = 45 - 20/54 = 25/54

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