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Subtract 9/8 from 15/49

1st number: 15/49, 2nd number: 1 1/8

15/49 - 9/8 is -321/392.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 8 is 392

    Next, find the equivalent fraction of both fractional numbers with denominator 392
  2. For the 1st fraction, since 49 × 8 = 392,
    15/49 = 15 × 8/49 × 8 = 120/392
  3. Likewise, for the 2nd fraction, since 8 × 49 = 392,
    9/8 = 9 × 49/8 × 49 = 441/392
  4. Subtract the two like fractions:
    120/392 - 441/392 = 120 - 441/392 = -321/392

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