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Subtract 20/6 from 18/27

1st number: 18/27, 2nd number: 3 2/6

18/27 - 20/6 is -8/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 6 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 27 × 2 = 54,
    18/27 = 18 × 2/27 × 2 = 36/54
  3. Likewise, for the 2nd fraction, since 6 × 9 = 54,
    20/6 = 20 × 9/6 × 9 = 180/54
  4. Subtract the two like fractions:
    36/54 - 180/54 = 36 - 180/54 = -144/54
  5. After reducing the fraction, the answer is -8/3

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