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Answers.everydaycalculation.com » Compare fractions

Compare 90/20 and 40/63

1st number: 4 10/20, 2nd number: 40/63

90/20 is greater than 40/63

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    90/20 = 90 × 63/20 × 63 = 5670/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    40/63 = 40 × 20/63 × 20 = 800/1260
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 5670/1260 > 800/1260 or 90/20 > 40/63

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