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Answers.everydaycalculation.com » Compare fractions

Compare 15/18 and 30/63

15/18 is greater than 30/63

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    15/18 = 15 × 7/18 × 7 = 105/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    30/63 = 30 × 2/63 × 2 = 60/126
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 105/126 > 60/126 or 15/18 > 30/63

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