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Subtract 3/12 from 7/4

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

7/4 - 3/12 is 3/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 12 is 12
  2. For the 1st fraction, since 4 × 3 = 12,
    7/4 = 7 × 3/4 × 3 = 21/12
  3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
    3/12 = 3 × 1/12 × 1 = 3/12
  4. Subtract the two fractions:
    21/12 - 3/12 = 21 - 3/12 = 18/12
  5. After reducing the fraction, the answer is 3/2
  6. In mixed form: 11/2

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