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Compare 7/20 and 9/10

7/20 is smaller than 9/10

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20
  2. For the 1st fraction, since 20 × 1 = 20,
    7/20 = 7 × 1/20 × 1 = 7/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    9/10 = 9 × 2/10 × 2 = 18/20
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 7/20 < 18/20 or 7/20 < 9/10

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