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Subtract 9/5 from 63/20

1st number: 3 3/20, 2nd number: 1 4/5

63/20 - 9/5 is 27/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    63/20 = 63 × 1/20 × 1 = 63/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    9/5 = 9 × 4/5 × 4 = 36/20
  4. Subtract the two like fractions:
    63/20 - 36/20 = 63 - 36/20 = 27/20
  5. In mixed form: 17/20

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