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Subtract 9/80 from 60/20

1st number: 3 0/20, 2nd number: 9/80

60/20 - 9/80 is 231/80.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 80 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 20 × 4 = 80,
    60/20 = 60 × 4/20 × 4 = 240/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    9/80 = 9 × 1/80 × 1 = 9/80
  4. Subtract the two like fractions:
    240/80 - 9/80 = 240 - 9/80 = 231/80
  5. In mixed form: 271/80

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