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Answers.everydaycalculation.com » Compare fractions

Compare 42/18 and 50/30

1st number: 2 6/18, 2nd number: 1 20/30

42/18 is greater than 50/30

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    42/18 = 42 × 5/18 × 5 = 210/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    50/30 = 50 × 3/30 × 3 = 150/90
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 210/90 > 150/90 or 42/18 > 50/30

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