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Subtract 5/18 from 7/75

7/75 - 5/18 is -83/450.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 18 is 450
  2. For the 1st fraction, since 75 × 6 = 450,
    7/75 = 7 × 6/75 × 6 = 42/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    5/18 = 5 × 25/18 × 25 = 125/450
  4. Subtract the two fractions:
    42/450 - 125/450 = 42 - 125/450 = -83/450

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