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Answers.everydaycalculation.com » Compare fractions

Compare 21/12 and 3/54

1st number: 1 9/12, 2nd number: 3/54

21/12 is greater than 3/54

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 54 is 108

    Next, find the equivalent fraction of both fractional numbers with denominator 108
  2. For the 1st fraction, since 12 × 9 = 108,
    21/12 = 21 × 9/12 × 9 = 189/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    3/54 = 3 × 2/54 × 2 = 6/108
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 189/108 > 6/108 or 21/12 > 3/54

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