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Answers.everydaycalculation.com » Compare fractions

Compare 18/7 and 42/54

1st number: 2 4/7, 2nd number: 42/54

18/7 is greater than 42/54

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 54 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 7 × 54 = 378,
    18/7 = 18 × 54/7 × 54 = 972/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    42/54 = 42 × 7/54 × 7 = 294/378
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 972/378 > 294/378 or 18/7 > 42/54

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