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Subtract 9/6 from 45/42

1st number: 1 3/42, 2nd number: 1 3/6

45/42 - 9/6 is -3/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 6 is 42
  2. For the 1st fraction, since 42 × 1 = 42,
    45/42 = 45 × 1/42 × 1 = 45/42
  3. Likewise, for the 2nd fraction, since 6 × 7 = 42,
    9/6 = 9 × 7/6 × 7 = 63/42
  4. Subtract the two fractions:
    45/42 - 63/42 = 45 - 63/42 = -18/42
  5. After reducing the fraction, the answer is -3/7

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