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Subtract 3/45 from 1/75

1/75 - 3/45 is -4/75.

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,
    1/75 = 1 × 3/75 × 3 = 3/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    3/45 = 3 × 5/45 × 5 = 15/225
  4. Subtract the two like fractions:
    3/225 - 15/225 = 3 - 15/225 = -12/225
  5. After reducing the fraction, the answer is -4/75

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