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Subtract 9/20 from 9/75

9/75 - 9/20 is -33/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 20 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 75 × 4 = 300,
    9/75 = 9 × 4/75 × 4 = 36/300
  3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
    9/20 = 9 × 15/20 × 15 = 135/300
  4. Subtract the two like fractions:
    36/300 - 135/300 = 36 - 135/300 = -99/300
  5. After reducing the fraction, the answer is -33/100

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