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Answers.everydaycalculation.com » Compare fractions

Compare 9/4 and 15/80

1st number: 2 1/4, 2nd number: 15/80

9/4 is greater than 15/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 80 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 4 × 20 = 80,
    9/4 = 9 × 20/4 × 20 = 180/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    15/80 = 15 × 1/80 × 1 = 15/80
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 180/80 > 15/80 or 9/4 > 15/80

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