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Answers.everydaycalculation.com » Compare fractions

Compare 42/21 and 7/35

1st number: 2 0/21, 2nd number: 7/35

42/21 is greater than 7/35

Steps for comparing fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 21 × 5 = 105,
    42/21 = 42 × 5/21 × 5 = 210/105
  3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
    7/35 = 7 × 3/35 × 3 = 21/105
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 210/105 > 21/105 or 42/21 > 7/35

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