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Answers.everydaycalculation.com » Compare fractions

Compare 75/20 and 15/18

1st number: 3 15/20, 2nd number: 15/18

75/20 is greater than 15/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 18 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    75/20 = 75 × 9/20 × 9 = 675/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    15/18 = 15 × 10/18 × 10 = 150/180
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 675/180 > 150/180 or 75/20 > 15/18

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