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Answers.everydaycalculation.com » Compare fractions

Compare 5/10 and 45/18

1st number: 5/10, 2nd number: 2 9/18

5/10 is smaller than 45/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    5/10 = 5 × 9/10 × 9 = 45/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    45/18 = 45 × 5/18 × 5 = 225/90
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 45/90 < 225/90 or 5/10 < 45/18

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