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Subtract 4/75 from 3/80

3/80 - 4/75 is -19/1200.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 75 is 1200

    Next, find the equivalent fraction of both fractional numbers with denominator 1200
  2. For the 1st fraction, since 80 × 15 = 1200,
    3/80 = 3 × 15/80 × 15 = 45/1200
  3. Likewise, for the 2nd fraction, since 75 × 16 = 1200,
    4/75 = 4 × 16/75 × 16 = 64/1200
  4. Subtract the two like fractions:
    45/1200 - 64/1200 = 45 - 64/1200 = -19/1200

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