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Answers.everydaycalculation.com » Compare fractions

Compare 2/8 and 3/21

2/8 is greater than 3/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 21 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    2/8 = 2 × 21/8 × 21 = 42/168
  3. Likewise, for the 2nd fraction, since 21 × 8 = 168,
    3/21 = 3 × 8/21 × 8 = 24/168
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 42/168 > 24/168 or 2/8 > 3/21

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