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Answers.everydaycalculation.com » Compare fractions

Compare 10/21 and 6/18

10/21 is greater than 6/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 21 × 6 = 126,
    10/21 = 10 × 6/21 × 6 = 60/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    6/18 = 6 × 7/18 × 7 = 42/126
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 60/126 > 42/126 or 10/21 > 6/18

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