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Answers.everydaycalculation.com » Compare fractions

Compare 72/21 and 35/4

1st number: 3 9/21, 2nd number: 8 3/4

72/21 is smaller than 35/4

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 4 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 21 × 4 = 84,
    72/21 = 72 × 4/21 × 4 = 288/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    35/4 = 35 × 21/4 × 21 = 735/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 288/84 < 735/84 or 72/21 < 35/4

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