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Answers.everydaycalculation.com » Compare fractions

Compare 98/70 and 30/80

1st number: 1 28/70, 2nd number: 30/80

98/70 is greater than 30/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 70 × 8 = 560,
    98/70 = 98 × 8/70 × 8 = 784/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    30/80 = 30 × 7/80 × 7 = 210/560
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 784/560 > 210/560 or 98/70 > 30/80

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