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Answers.everydaycalculation.com » Compare fractions

Compare 18/4 and 42/18

1st number: 4 2/4, 2nd number: 2 6/18

18/4 is greater than 42/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 4 × 9 = 36,
    18/4 = 18 × 9/4 × 9 = 162/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    42/18 = 42 × 2/18 × 2 = 84/36
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 162/36 > 84/36 or 18/4 > 42/18

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