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Subtract 25/9 from 3/80

1st number: 3/80, 2nd number: 2 7/9

3/80 - 25/9 is -1973/720.

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,
    3/80 = 3 × 9/80 × 9 = 27/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    25/9 = 25 × 80/9 × 80 = 2000/720
  4. Subtract the two like fractions:
    27/720 - 2000/720 = 27 - 2000/720 = -1973/720

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