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Subtract 27/6 from 9/42

1st number: 9/42, 2nd number: 4 3/6

9/42 - 27/6 is -30/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 6 is 42
  2. For the 1st fraction, since 42 × 1 = 42,
    9/42 = 9 × 1/42 × 1 = 9/42
  3. Likewise, for the 2nd fraction, since 6 × 7 = 42,
    27/6 = 27 × 7/6 × 7 = 189/42
  4. Subtract the two fractions:
    9/42 - 189/42 = 9 - 189/42 = -180/42
  5. After reducing the fraction, the answer is -30/7

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