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Subtract 5/6 from 42/98

42/98 - 5/6 is -17/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 6 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 98 × 3 = 294,
    42/98 = 42 × 3/98 × 3 = 126/294
  3. Likewise, for the 2nd fraction, since 6 × 49 = 294,
    5/6 = 5 × 49/6 × 49 = 245/294
  4. Subtract the two like fractions:
    126/294 - 245/294 = 126 - 245/294 = -119/294
  5. After reducing the fraction, the answer is -17/42

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