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Compare 42/84 and 6/40

42/84 is greater than 6/40

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 40 is 840
  2. For the 1st fraction, since 84 × 10 = 840,
    42/84 = 42 × 10/84 × 10 = 420/840
  3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
    6/40 = 6 × 21/40 × 21 = 126/840
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 420/840 > 126/840 or 42/84 > 6/40

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