Answers

Add 8/64 and 6/81

8/64 + 6/81 is 43/216.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 81 is 5184
   
   Next, find the equivalent fraction of both fractional numbers with denominator 5184
2. For the 1st fraction, since 64 × 81 = 5184,
   8/64 = 8 × 81/64 × 81 = 648/5184
3. Likewise, for the 2nd fraction, since 81 × 64 = 5184,
   6/81 = 6 × 64/81 × 64 = 384/5184
4. Add the two like fractions:
   648/5184 + 384/5184 = 648 + 384/5184 = 1032/5184
5. 1032/5184 simplified gives 43/216
6. So, 8/64 + 6/81 = 43/216

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