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Subtract 9/8 from 7/2

1st number: 3 1/2, 2nd number: 1 1/8

7/2 - 9/8 is 19/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 8 is 8
  2. For the 1st fraction, since 2 × 4 = 8,
    7/2 = 7 × 4/2 × 4 = 28/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    9/8 = 9 × 1/8 × 1 = 9/8
  4. Subtract the two fractions:
    28/8 - 9/8 = 28 - 9/8 = 19/8
  5. In mixed form: 23/8

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