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Answers.everydaycalculation.com » Compare fractions

Compare 27/63 and 42/70

27/63 is smaller than 42/70

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 63 × 10 = 630,
    27/63 = 27 × 10/63 × 10 = 270/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    42/70 = 42 × 9/70 × 9 = 378/630
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 270/630 < 378/630 or 27/63 < 42/70

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