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Answers.everydaycalculation.com » Compare fractions

Compare 90/80 and 3/70

1st number: 1 10/80, 2nd number: 3/70

90/80 is greater than 3/70

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 70 is 560
  2. For the 1st fraction, since 80 × 7 = 560,
    90/80 = 90 × 7/80 × 7 = 630/560
  3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
    3/70 = 3 × 8/70 × 8 = 24/560
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 630/560 > 24/560 or 90/80 > 3/70

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