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Answers.everydaycalculation.com » Compare fractions

Compare 90/42 and 72/54

1st number: 2 6/42, 2nd number: 1 18/54

90/42 is greater than 72/54

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 42 × 9 = 378,
    90/42 = 90 × 9/42 × 9 = 810/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    72/54 = 72 × 7/54 × 7 = 504/378
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 810/378 > 504/378 or 90/42 > 72/54

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