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Subtract 1/9 from 10/42

10/42 - 1/9 is 8/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 9 is 126
  2. For the 1st fraction, since 42 × 3 = 126,
    10/42 = 10 × 3/42 × 3 = 30/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    1/9 = 1 × 14/9 × 14 = 14/126
  4. Subtract the two fractions:
    30/126 - 14/126 = 30 - 14/126 = 16/126
  5. After reducing the fraction, the answer is 8/63

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