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Answers.everydaycalculation.com » Compare fractions

Compare 30/63 and 15/30

30/63 is smaller than 15/30

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 30 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 63 × 10 = 630,
    30/63 = 30 × 10/63 × 10 = 300/630
  3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
    15/30 = 15 × 21/30 × 21 = 315/630
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 300/630 < 315/630 or 30/63 < 15/30

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