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Subtract 45/14 from 63/12

1st number: 5 3/12, 2nd number: 3 3/14

63/12 - 45/14 is 57/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 14 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 14 × 6 = 84,
    45/14 = 45 × 6/14 × 6 = 270/84
  4. Subtract the two like fractions:
    441/84 - 270/84 = 441 - 270/84 = 171/84
  5. After reducing the fraction, the answer is 57/28
  6. In mixed form: 21/28

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