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Subtract 3/12 from 15/2

1st number: 7 1/2, 2nd number: 3/12

15/2 - 3/12 is 29/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 12 is 12

    Next, find the equivalent fraction of both fractional numbers with denominator 12
  2. For the 1st fraction, since 2 × 6 = 12,
    15/2 = 15 × 6/2 × 6 = 90/12
  3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
    3/12 = 3 × 1/12 × 1 = 3/12
  4. Subtract the two like fractions:
    90/12 - 3/12 = 90 - 3/12 = 87/12
  5. After reducing the fraction, the answer is 29/4
  6. In mixed form: 71/4

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