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Subtract 20/45 from 2/27

2/27 - 20/45 is -10/27.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 45 is 135

    Next, find the equivalent fraction of both fractional numbers with denominator 135
  2. For the 1st fraction, since 27 × 5 = 135,
    2/27 = 2 × 5/27 × 5 = 10/135
  3. Likewise, for the 2nd fraction, since 45 × 3 = 135,
    20/45 = 20 × 3/45 × 3 = 60/135
  4. Subtract the two like fractions:
    10/135 - 60/135 = 10 - 60/135 = -50/135
  5. After reducing the fraction, the answer is -10/27

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