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Everydaycalculation.com » Answers » Compare fractions

Compare 9/7 and 10/9

1st number: 1 2/7, 2nd number: 1 1/9

9/7 is greater than 10/9

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    9/7 = 9 × 9/7 × 9 = 81/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    10/9 = 10 × 7/9 × 7 = 70/63
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 81/63 > 70/63 or 9/7 > 10/9

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