Answers

Compare 4/7 and 7/81

4/7 is greater than 7/81

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 81 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 7 × 81 = 567,
   4/7 = 4 × 81/7 × 81 = 324/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   7/81 = 7 × 7/81 × 7 = 49/567
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 324/567 > 49/567 or 4/7 > 7/81

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