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Answers.everydaycalculation.com » Compare fractions

Compare 90/20 and 60/80

1st number: 4 10/20, 2nd number: 60/80

90/20 is greater than 60/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 80 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 20 × 4 = 80,
    90/20 = 90 × 4/20 × 4 = 360/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    60/80 = 60 × 1/80 × 1 = 60/80
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 360/80 > 60/80 or 90/20 > 60/80

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