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Subtract 18/14 from 9/8

1st number: 1 1/8, 2nd number: 1 4/14

9/8 - 18/14 is -9/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 14 is 56
  2. For the 1st fraction, since 8 × 7 = 56,
    9/8 = 9 × 7/8 × 7 = 63/56
  3. Likewise, for the 2nd fraction, since 14 × 4 = 56,
    18/14 = 18 × 4/14 × 4 = 72/56
  4. Subtract the two fractions:
    63/56 - 72/56 = 63 - 72/56 = -9/56

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