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Subtract 9/4 from 1/8

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

1/8 - 9/4 is -17/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 4 is 8
  2. For the 1st fraction, since 8 × 1 = 8,
    1/8 = 1 × 1/8 × 1 = 1/8
  3. Likewise, for the 2nd fraction, since 4 × 2 = 8,
    9/4 = 9 × 2/4 × 2 = 18/8
  4. Subtract the two fractions:
    1/8 - 18/8 = 1 - 18/8 = -17/8

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