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Answers.everydaycalculation.com » Compare fractions

Compare 12/3 and 42/9

1st number: 4 0/3, 2nd number: 4 6/9

12/3 is smaller than 42/9

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9

    Next, find the equivalent fraction of both fractional numbers with denominator 9
  2. For the 1st fraction, since 3 × 3 = 9,
    12/3 = 12 × 3/3 × 3 = 36/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    42/9 = 42 × 1/9 × 1 = 42/9
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 36/9 < 42/9 or 12/3 < 42/9

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