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Subtract 10/42 from 9/2

1st number: 4 1/2, 2nd number: 10/42

9/2 - 10/42 is 179/42.

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,
    9/2 = 9 × 21/2 × 21 = 189/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    10/42 = 10 × 1/42 × 1 = 10/42
  4. Subtract the two fractions:
    189/42 - 10/42 = 189 - 10/42 = 179/42
  5. In mixed form: 411/42

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