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Subtract 20/18 from 2/27

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

2/27 - 20/18 is -28/27.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 18 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 27 × 2 = 54,
    2/27 = 2 × 2/27 × 2 = 4/54
  3. Likewise, for the 2nd fraction, since 18 × 3 = 54,
    20/18 = 20 × 3/18 × 3 = 60/54
  4. Subtract the two like fractions:
    4/54 - 60/54 = 4 - 60/54 = -56/54
  5. After reducing the fraction, the answer is -28/27

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