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Subtract 49/9 from 54/80

1st number: 54/80, 2nd number: 5 4/9

54/80 - 49/9 is -1717/360.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 9 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    54/80 = 54 × 9/80 × 9 = 486/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    49/9 = 49 × 80/9 × 80 = 3920/720
  4. Subtract the two like fractions:
    486/720 - 3920/720 = 486 - 3920/720 = -3434/720
  5. After reducing the fraction, the answer is -1717/360

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