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Answers.everydaycalculation.com » Compare fractions

Compare 1/6 and 21/10

1st number: 1/6, 2nd number: 2 1/10

1/6 is smaller than 21/10

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 10 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 6 × 5 = 30,
    1/6 = 1 × 5/6 × 5 = 5/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    21/10 = 21 × 3/10 × 3 = 63/30
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 5/30 < 63/30 or 1/6 < 21/10

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