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Answers.everydaycalculation.com » Compare fractions

Compare 1/6 and 5/21

1/6 is smaller than 5/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 21 is 42

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

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