Answers

Add 4/64 and 35/81

4/64 + 35/81 is 641/1296.

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,
   4/64 = 4 × 81/64 × 81 = 324/5184
3. Likewise, for the 2nd fraction, since 81 × 64 = 5184,
   35/81 = 35 × 64/81 × 64 = 2240/5184
4. Add the two like fractions:
   324/5184 + 2240/5184 = 324 + 2240/5184 = 2564/5184
5. 2564/5184 simplified gives 641/1296
6. So, 4/64 + 35/81 = 641/1296

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