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Answers.everydaycalculation.com » Compare fractions

Compare 30/2 and 12/7

1st number: 15 0/2, 2nd number: 1 5/7

30/2 is greater than 12/7

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14

    Next, find the equivalent fraction of both fractional numbers with denominator 14
  2. For the 1st fraction, since 2 × 7 = 14,
    30/2 = 30 × 7/2 × 7 = 210/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    12/7 = 12 × 2/7 × 2 = 24/14
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 210/14 > 24/14 or 30/2 > 12/7

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