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Subtract 3/49 from 5/42

5/42 - 3/49 is 17/294.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 49 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 42 × 7 = 294,
    5/42 = 5 × 7/42 × 7 = 35/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    3/49 = 3 × 6/49 × 6 = 18/294
  4. Subtract the two like fractions:
    35/294 - 18/294 = 35 - 18/294 = 17/294

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