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Answers.everydaycalculation.com » Compare fractions

Compare 20/90 and 48/30

1st number: 20/90, 2nd number: 1 18/30

20/90 is smaller than 48/30

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    20/90 = 20 × 1/90 × 1 = 20/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    48/30 = 48 × 3/30 × 3 = 144/90
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 20/90 < 144/90 or 20/90 < 48/30

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