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Compare 45/14 and 42/20

1st number: 3 3/14, 2nd number: 2 2/20

45/14 is greater than 42/20

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 20 is 140
  2. For the 1st fraction, since 14 × 10 = 140,
    45/14 = 45 × 10/14 × 10 = 450/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    42/20 = 42 × 7/20 × 7 = 294/140
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 450/140 > 294/140 or 45/14 > 42/20

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