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Subtract 7/4 from 1/2

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

1/2 - 7/4 is -5/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 4 is 4
  2. For the 1st fraction, since 2 × 2 = 4,
    1/2 = 1 × 2/2 × 2 = 2/4
  3. Likewise, for the 2nd fraction, since 4 × 1 = 4,
    7/4 = 7 × 1/4 × 1 = 7/4
  4. Subtract the two fractions:
    2/4 - 7/4 = 2 - 7/4 = -5/4

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