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Answers.everydaycalculation.com » Compare fractions

Compare 21/12 and 20/48

1st number: 1 9/12, 2nd number: 20/48

21/12 is greater than 20/48

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 48 is 48

    Next, find the equivalent fraction of both fractional numbers with denominator 48
  2. For the 1st fraction, since 12 × 4 = 48,
    21/12 = 21 × 4/12 × 4 = 84/48
  3. Likewise, for the 2nd fraction, since 48 × 1 = 48,
    20/48 = 20 × 1/48 × 1 = 20/48
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 84/48 > 20/48 or 21/12 > 20/48

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