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Answers.everydaycalculation.com » Compare fractions

Compare 5/10 and 10/21

5/10 is greater than 10/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    5/10 = 5 × 21/10 × 21 = 105/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    10/21 = 10 × 10/21 × 10 = 100/210
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 105/210 > 100/210 or 5/10 > 10/21

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