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Answers.everydaycalculation.com » Compare fractions

Compare 10/45 and 50/20

1st number: 10/45, 2nd number: 2 10/20

10/45 is smaller than 50/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    10/45 = 10 × 4/45 × 4 = 40/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    50/20 = 50 × 9/20 × 9 = 450/180
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 40/180 < 450/180 or 10/45 < 50/20

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