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Answers.everydaycalculation.com » Compare fractions

Compare 18/4 and 5/42

1st number: 4 2/4, 2nd number: 5/42

18/4 is greater than 5/42

Steps for comparing fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 4 × 21 = 84,
    18/4 = 18 × 21/4 × 21 = 378/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    5/42 = 5 × 2/42 × 2 = 10/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 378/84 > 10/84 or 18/4 > 5/42

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