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Answers.everydaycalculation.com » Compare fractions

Compare 3/45 and 4/42

3/45 is smaller than 4/42

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 42 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    3/45 = 3 × 14/45 × 14 = 42/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    4/42 = 4 × 15/42 × 15 = 60/630
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 42/630 < 60/630 or 3/45 < 4/42

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