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Compare 15/12 and 84/20

1st number: 1 3/12, 2nd number: 4 4/20

15/12 is smaller than 84/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 20 is 60
  2. For the 1st fraction, since 12 × 5 = 60,
    15/12 = 15 × 5/12 × 5 = 75/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    84/20 = 84 × 3/20 × 3 = 252/60
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 75/60 < 252/60 or 15/12 < 84/20

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