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Subtract 80/49 from 20/98

1st number: 20/98, 2nd number: 1 31/49

20/98 - 80/49 is -10/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 49 is 98

    Next, find the equivalent fraction of both fractional numbers with denominator 98
  2. For the 1st fraction, since 98 × 1 = 98,
    20/98 = 20 × 1/98 × 1 = 20/98
  3. Likewise, for the 2nd fraction, since 49 × 2 = 98,
    80/49 = 80 × 2/49 × 2 = 160/98
  4. Subtract the two like fractions:
    20/98 - 160/98 = 20 - 160/98 = -140/98
  5. After reducing the fraction, the answer is -10/7

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