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Answers.everydaycalculation.com » Compare fractions

Compare 30/42 and 4/9

30/42 is greater than 4/9

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 9 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 42 × 3 = 126,
    30/42 = 30 × 3/42 × 3 = 90/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    4/9 = 4 × 14/9 × 14 = 56/126
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 90/126 > 56/126 or 30/42 > 4/9

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