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Compare 84/24 and 21/20

1st number: 3 12/24, 2nd number: 1 1/20

84/24 is greater than 21/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 20 is 120
  2. For the 1st fraction, since 24 × 5 = 120,
    84/24 = 84 × 5/24 × 5 = 420/120
  3. Likewise, for the 2nd fraction, since 20 × 6 = 120,
    21/20 = 21 × 6/20 × 6 = 126/120
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 420/120 > 126/120 or 84/24 > 21/20

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