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Answers.everydaycalculation.com » Compare fractions

Compare 80/42 and 3/84

1st number: 1 38/42, 2nd number: 3/84

80/42 is greater than 3/84

Steps for comparing fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 42 × 2 = 84,
    80/42 = 80 × 2/42 × 2 = 160/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    3/84 = 3 × 1/84 × 1 = 3/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 160/84 > 3/84 or 80/42 > 3/84

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