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Subtract 18/98 from 27/56

27/56 - 18/98 is 117/392.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 98 is 392

    Next, find the equivalent fraction of both fractional numbers with denominator 392
  2. For the 1st fraction, since 56 × 7 = 392,
    27/56 = 27 × 7/56 × 7 = 189/392
  3. Likewise, for the 2nd fraction, since 98 × 4 = 392,
    18/98 = 18 × 4/98 × 4 = 72/392
  4. Subtract the two like fractions:
    189/392 - 72/392 = 189 - 72/392 = 117/392

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