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Subtract 30/9 from 27/30

1st number: 27/30, 2nd number: 3 3/9

27/30 - 30/9 is -73/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 9 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    27/30 = 27 × 3/30 × 3 = 81/90
  3. Likewise, for the 2nd fraction, since 9 × 10 = 90,
    30/9 = 30 × 10/9 × 10 = 300/90
  4. Subtract the two like fractions:
    81/90 - 300/90 = 81 - 300/90 = -219/90
  5. After reducing the fraction, the answer is -73/30

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