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Answers.everydaycalculation.com » Compare fractions

Compare 21/27 and 98/70

1st number: 21/27, 2nd number: 1 28/70

21/27 is smaller than 98/70

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 70 is 1890

    Next, find the equivalent fraction of both fractional numbers with denominator 1890
  2. For the 1st fraction, since 27 × 70 = 1890,
    21/27 = 21 × 70/27 × 70 = 1470/1890
  3. Likewise, for the 2nd fraction, since 70 × 27 = 1890,
    98/70 = 98 × 27/70 × 27 = 2646/1890
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1470/1890 < 2646/1890 or 21/27 < 98/70

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