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Subtract 10/45 from 7/75

7/75 - 10/45 is -29/225.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 45 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 75 × 3 = 225,
    7/75 = 7 × 3/75 × 3 = 21/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    10/45 = 10 × 5/45 × 5 = 50/225
  4. Subtract the two like fractions:
    21/225 - 50/225 = 21 - 50/225 = -29/225

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