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Subtract 70/42 from 14/18

1st number: 14/18, 2nd number: 1 28/42

14/18 - 70/42 is -8/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 42 is 126
  2. For the 1st fraction, since 18 × 7 = 126,
    14/18 = 14 × 7/18 × 7 = 98/126
  3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
    70/42 = 70 × 3/42 × 3 = 210/126
  4. Subtract the two fractions:
    98/126 - 210/126 = 98 - 210/126 = -112/126
  5. After reducing the fraction, the answer is -8/9

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