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Subtract 20/27 from 2/20

2/20 - 20/27 is -173/270.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 27 is 540
  2. For the 1st fraction, since 20 × 27 = 540,
    2/20 = 2 × 27/20 × 27 = 54/540
  3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
    20/27 = 20 × 20/27 × 20 = 400/540
  4. Subtract the two fractions:
    54/540 - 400/540 = 54 - 400/540 = -346/540
  5. After reducing the fraction, the answer is -173/270

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