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Subtract 8/80 from 20/54

20/54 - 8/80 is 73/270.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 80 is 2160
  2. For the 1st fraction, since 54 × 40 = 2160,
    20/54 = 20 × 40/54 × 40 = 800/2160
  3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
    8/80 = 8 × 27/80 × 27 = 216/2160
  4. Subtract the two fractions:
    800/2160 - 216/2160 = 800 - 216/2160 = 584/2160
  5. After reducing the fraction, the answer is 73/270

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