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Subtract 80/49 from 30/84

1st number: 30/84, 2nd number: 1 31/49

30/84 - 80/49 is -125/98.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 49 is 588
  2. For the 1st fraction, since 84 × 7 = 588,
    30/84 = 30 × 7/84 × 7 = 210/588
  3. Likewise, for the 2nd fraction, since 49 × 12 = 588,
    80/49 = 80 × 12/49 × 12 = 960/588
  4. Subtract the two fractions:
    210/588 - 960/588 = 210 - 960/588 = -750/588
  5. After reducing the fraction, the answer is -125/98

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