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Subtract 42/54 from 4/6

4/6 - 42/54 is -1/9.

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,
    4/6 = 4 × 9/6 × 9 = 36/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    42/54 = 42 × 1/54 × 1 = 42/54
  4. Subtract the two like fractions:
    36/54 - 42/54 = 36 - 42/54 = -6/54
  5. After reducing the fraction, the answer is -1/9

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