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Answers.everydaycalculation.com » Compare fractions

Compare 21/90 and 2/54

21/90 is greater than 2/54

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 90 × 3 = 270,
    21/90 = 21 × 3/90 × 3 = 63/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    2/54 = 2 × 5/54 × 5 = 10/270
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 63/270 > 10/270 or 21/90 > 2/54

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