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Subtract 20/27 from 2/15

2/15 - 20/27 is -82/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 27 is 135
  2. For the 1st fraction, since 15 × 9 = 135,
    2/15 = 2 × 9/15 × 9 = 18/135
  3. Likewise, for the 2nd fraction, since 27 × 5 = 135,
    20/27 = 20 × 5/27 × 5 = 100/135
  4. Subtract the two fractions:
    18/135 - 100/135 = 18 - 100/135 = -82/135

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