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Subtract 63/7 from 63/12

1st number: 5 3/12, 2nd number: 9 0/7

63/12 - 63/7 is -15/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 7 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 12 × 7 = 84,
    63/12 = 63 × 7/12 × 7 = 441/84
  3. Likewise, for the 2nd fraction, since 7 × 12 = 84,
    63/7 = 63 × 12/7 × 12 = 756/84
  4. Subtract the two like fractions:
    441/84 - 756/84 = 441 - 756/84 = -315/84
  5. After reducing the fraction, the answer is -15/4

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