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Answers.everydaycalculation.com » Compare fractions

Compare 90/18 and 9/7

1st number: 5 0/18, 2nd number: 1 2/7

90/18 is greater than 9/7

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 7 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    90/18 = 90 × 7/18 × 7 = 630/126
  3. Likewise, for the 2nd fraction, since 7 × 18 = 126,
    9/7 = 9 × 18/7 × 18 = 162/126
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 630/126 > 162/126 or 90/18 > 9/7

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