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Subtract 7/8 from 9/4

1st number: 2 1/4, 2nd number: 7/8

9/4 - 7/8 is 11/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 8 is 8
  2. For the 1st fraction, since 4 × 2 = 8,
    9/4 = 9 × 2/4 × 2 = 18/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    7/8 = 7 × 1/8 × 1 = 7/8
  4. Subtract the two fractions:
    18/8 - 7/8 = 18 - 7/8 = 11/8
  5. In mixed form: 13/8

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