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Answers.everydaycalculation.com » Compare fractions

Compare 45/12 and 72/6

1st number: 3 9/12, 2nd number: 12 0/6

45/12 is smaller than 72/6

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 6 is 12

    Next, find the equivalent fraction of both fractional numbers with denominator 12
  2. For the 1st fraction, since 12 × 1 = 12,
    45/12 = 45 × 1/12 × 1 = 45/12
  3. Likewise, for the 2nd fraction, since 6 × 2 = 12,
    72/6 = 72 × 2/6 × 2 = 144/12
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 45/12 < 144/12 or 45/12 < 72/6

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