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Subtract 9/80 from 20/25

20/25 - 9/80 is 11/16.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 80 is 400

    Next, find the equivalent fraction of both fractional numbers with denominator 400
  2. For the 1st fraction, since 25 × 16 = 400,
    20/25 = 20 × 16/25 × 16 = 320/400
  3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
    9/80 = 9 × 5/80 × 5 = 45/400
  4. Subtract the two like fractions:
    320/400 - 45/400 = 320 - 45/400 = 275/400
  5. After reducing the fraction, the answer is 11/16

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