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Subtract 16/54 from 21/2

1st number: 10 1/2, 2nd number: 16/54

21/2 - 16/54 is 551/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 54 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 2 × 27 = 54,
    21/2 = 21 × 27/2 × 27 = 567/54
  3. Likewise, for the 2nd fraction, since 54 × 1 = 54,
    16/54 = 16 × 1/54 × 1 = 16/54
  4. Subtract the two like fractions:
    567/54 - 16/54 = 567 - 16/54 = 551/54
  5. In mixed form: 1011/54

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