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Subtract 10/9 from 60/42

1st number: 1 18/42, 2nd number: 1 1/9

60/42 - 10/9 is 20/63.

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,
    60/42 = 60 × 3/42 × 3 = 180/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    10/9 = 10 × 14/9 × 14 = 140/126
  4. Subtract the two fractions:
    180/126 - 140/126 = 180 - 140/126 = 40/126
  5. After reducing the fraction, the answer is 20/63

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