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Subtract 9/12 from 63/15

1st number: 4 3/15, 2nd number: 9/12

63/15 - 9/12 is 69/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 12 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 15 × 4 = 60,
    63/15 = 63 × 4/15 × 4 = 252/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    9/12 = 9 × 5/12 × 5 = 45/60
  4. Subtract the two like fractions:
    252/60 - 45/60 = 252 - 45/60 = 207/60
  5. After reducing the fraction, the answer is 69/20
  6. In mixed form: 39/20

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