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Answers.everydaycalculation.com » Compare fractions

Compare 3/5 and 15/7

1st number: 3/5, 2nd number: 2 1/7

3/5 is smaller than 15/7

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    3/5 = 3 × 7/5 × 7 = 21/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    15/7 = 15 × 5/7 × 5 = 75/35
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 21/35 < 75/35 or 3/5 < 15/7

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