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Subtract 3/35 from 4/42

4/42 - 3/35 is 1/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 35 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    4/42 = 4 × 5/42 × 5 = 20/210
  3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
    3/35 = 3 × 6/35 × 6 = 18/210
  4. Subtract the two like fractions:
    20/210 - 18/210 = 20 - 18/210 = 2/210
  5. After reducing the fraction, the answer is 1/105

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