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Answers.everydaycalculation.com » Compare fractions

Compare 4/42 and 21/50

4/42 is smaller than 21/50

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 50 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 42 × 25 = 1050,
    4/42 = 4 × 25/42 × 25 = 100/1050
  3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
    21/50 = 21 × 21/50 × 21 = 441/1050
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 100/1050 < 441/1050 or 4/42 < 21/50

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