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Subtract 3/80 from 18/2

1st number: 9 0/2, 2nd number: 3/80

18/2 - 3/80 is 717/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 80 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 2 × 40 = 80,
    18/2 = 18 × 40/2 × 40 = 720/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    3/80 = 3 × 1/80 × 1 = 3/80
  4. Subtract the two like fractions:
    720/80 - 3/80 = 720 - 3/80 = 717/80
  5. In mixed form: 877/80

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