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Answers.everydaycalculation.com » Compare fractions

Compare 18/28 and 30/45

18/28 is smaller than 30/45

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 45 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    18/28 = 18 × 45/28 × 45 = 810/1260
  3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
    30/45 = 30 × 28/45 × 28 = 840/1260
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 810/1260 < 840/1260 or 18/28 < 30/45

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