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Subtract 9/4 from 5/8

1st number: 5/8, 2nd number: 2 1/4

5/8 - 9/4 is -13/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 4 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 8 × 1 = 8,
    5/8 = 5 × 1/8 × 1 = 5/8
  3. Likewise, for the 2nd fraction, since 4 × 2 = 8,
    9/4 = 9 × 2/4 × 2 = 18/8
  4. Subtract the two like fractions:
    5/8 - 18/8 = 5 - 18/8 = -13/8

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