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Subtract 8/42 from 3/2

1st number: 1 1/2, 2nd number: 8/42

3/2 - 8/42 is 55/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 42 is 42
  2. For the 1st fraction, since 2 × 21 = 42,
    3/2 = 3 × 21/2 × 21 = 63/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    8/42 = 8 × 1/42 × 1 = 8/42
  4. Subtract the two fractions:
    63/42 - 8/42 = 63 - 8/42 = 55/42
  5. In mixed form: 113/42

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