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Answers.everydaycalculation.com » Compare fractions

Compare 10/2 and 21/27

1st number: 5 0/2, 2nd number: 21/27

10/2 is greater than 21/27

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 27 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 2 × 27 = 54,
    10/2 = 10 × 27/2 × 27 = 270/54
  3. Likewise, for the 2nd fraction, since 27 × 2 = 54,
    21/27 = 21 × 2/27 × 2 = 42/54
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 270/54 > 42/54 or 10/2 > 21/27

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