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Compare 45/84 and 84/20

1st number: 45/84, 2nd number: 4 4/20

45/84 is smaller than 84/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 20 is 420
  2. For the 1st fraction, since 84 × 5 = 420,
    45/84 = 45 × 5/84 × 5 = 225/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    84/20 = 84 × 21/20 × 21 = 1764/420
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 225/420 < 1764/420 or 45/84 < 84/20

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