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Answers.everydaycalculation.com » Compare fractions

Compare 72/18 and 90/50

1st number: 4 0/18, 2nd number: 1 40/50

72/18 is greater than 90/50

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 50 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 18 × 25 = 450,
    72/18 = 72 × 25/18 × 25 = 1800/450
  3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
    90/50 = 90 × 9/50 × 9 = 810/450
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1800/450 > 810/450 or 72/18 > 90/50

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