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Answers.everydaycalculation.com » Compare fractions

Compare 42/28 and 15/20

1st number: 1 14/28, 2nd number: 15/20

42/28 is greater than 15/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    42/28 = 42 × 5/28 × 5 = 210/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    15/20 = 15 × 7/20 × 7 = 105/140
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 210/140 > 105/140 or 42/28 > 15/20

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