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Subtract 27/12 from 4/84

1st number: 4/84, 2nd number: 2 3/12

4/84 - 27/12 is -185/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 12 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 84 × 1 = 84,
    4/84 = 4 × 1/84 × 1 = 4/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    27/12 = 27 × 7/12 × 7 = 189/84
  4. Subtract the two like fractions:
    4/84 - 189/84 = 4 - 189/84 = -185/84

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