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Subtract 80/49 from 10/9

1st number: 1 1/9, 2nd number: 1 31/49

10/9 - 80/49 is -230/441.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 49 is 441
  2. For the 1st fraction, since 9 × 49 = 441,
    10/9 = 10 × 49/9 × 49 = 490/441
  3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
    80/49 = 80 × 9/49 × 9 = 720/441
  4. Subtract the two fractions:
    490/441 - 720/441 = 490 - 720/441 = -230/441

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