Answers

Add 6/7 and 1/81

6/7 + 1/81 is 493/567.

Steps for adding 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,
   6/7 = 6 × 81/7 × 81 = 486/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   1/81 = 1 × 7/81 × 7 = 7/567
4. Add the two like fractions:
   486/567 + 7/567 = 486 + 7/567 = 493/567
5. So, 6/7 + 1/81 = 493/567

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