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Subtract 21/4 from 54/2

1st number: 27 0/2, 2nd number: 5 1/4

54/2 - 21/4 is 87/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 4 is 4
  2. For the 1st fraction, since 2 × 2 = 4,
    54/2 = 54 × 2/2 × 2 = 108/4
  3. Likewise, for the 2nd fraction, since 4 × 1 = 4,
    21/4 = 21 × 1/4 × 1 = 21/4
  4. Subtract the two fractions:
    108/4 - 21/4 = 108 - 21/4 = 87/4
  5. In mixed form: 213/4

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