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Subtract 3/75 from 6/42

6/42 - 3/75 is 18/175.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 75 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 42 × 25 = 1050,
    6/42 = 6 × 25/42 × 25 = 150/1050
  3. Likewise, for the 2nd fraction, since 75 × 14 = 1050,
    3/75 = 3 × 14/75 × 14 = 42/1050
  4. Subtract the two like fractions:
    150/1050 - 42/1050 = 150 - 42/1050 = 108/1050
  5. After reducing the fraction, the answer is 18/175

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