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Compare 42/21 and 10/54

1st number: 2 0/21, 2nd number: 10/54

42/21 is greater than 10/54

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 54 is 378
  2. For the 1st fraction, since 21 × 18 = 378,
    42/21 = 42 × 18/21 × 18 = 756/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    10/54 = 10 × 7/54 × 7 = 70/378
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 756/378 > 70/378 or 42/21 > 10/54

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