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Answers.everydaycalculation.com » Compare fractions

Compare 3/42 and 7/4

1st number: 3/42, 2nd number: 1 3/4

3/42 is smaller than 7/4

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 4 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 42 × 2 = 84,
    3/42 = 3 × 2/42 × 2 = 6/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    7/4 = 7 × 21/4 × 21 = 147/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 6/84 < 147/84 or 3/42 < 7/4

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