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Answers.everydaycalculation.com » Compare fractions

Compare 30/70 and 21/60

30/70 is greater than 21/60

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    30/70 = 30 × 6/70 × 6 = 180/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    21/60 = 21 × 7/60 × 7 = 147/420
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 180/420 > 147/420 or 30/70 > 21/60

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