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Answers.everydaycalculation.com » Compare fractions

Compare 30/35 and 3/21

30/35 is greater than 3/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 21 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 35 × 3 = 105,
    30/35 = 30 × 3/35 × 3 = 90/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    3/21 = 3 × 5/21 × 5 = 15/105
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 90/105 > 15/105 or 30/35 > 3/21

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