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Subtract 10/90 from 4/75

4/75 - 10/90 is -13/225.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 90 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 75 × 6 = 450,
    4/75 = 4 × 6/75 × 6 = 24/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    10/90 = 10 × 5/90 × 5 = 50/450
  4. Subtract the two like fractions:
    24/450 - 50/450 = 24 - 50/450 = -26/450
  5. After reducing the fraction, the answer is -13/225

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