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Compare 1/20 and 3/7

1/20 is smaller than 3/7

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,
    1/20 = 1 × 7/20 × 7 = 7/140
  3. Likewise, for the 2nd fraction, since 7 × 20 = 140,
    3/7 = 3 × 20/7 × 20 = 60/140
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 7/140 < 60/140 or 1/20 < 3/7

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