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Subtract 3/14 from 63/42

1st number: 1 21/42, 2nd number: 3/14

63/42 - 3/14 is 9/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 14 is 42
  2. For the 1st fraction, since 42 × 1 = 42,
    63/42 = 63 × 1/42 × 1 = 63/42
  3. Likewise, for the 2nd fraction, since 14 × 3 = 42,
    3/14 = 3 × 3/14 × 3 = 9/42
  4. Subtract the two fractions:
    63/42 - 9/42 = 63 - 9/42 = 54/42
  5. After reducing the fraction, the answer is 9/7
  6. In mixed form: 12/7

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