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Answers.everydaycalculation.com » Compare fractions

Compare 2/20 and 8/7

1st number: 2/20, 2nd number: 1 1/7

2/20 is smaller than 8/7

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 7 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    2/20 = 2 × 7/20 × 7 = 14/140
  3. Likewise, for the 2nd fraction, since 7 × 20 = 140,
    8/7 = 8 × 20/7 × 20 = 160/140
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 14/140 < 160/140 or 2/20 < 8/7

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