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Answers.everydaycalculation.com » Compare fractions

Compare 15/42 and 56/12

1st number: 15/42, 2nd number: 4 8/12

15/42 is smaller than 56/12

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 12 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 42 × 2 = 84,
    15/42 = 15 × 2/42 × 2 = 30/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    56/12 = 56 × 7/12 × 7 = 392/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 30/84 < 392/84 or 15/42 < 56/12

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