Answers

Add 2/16 and 56/81

2/16 + 56/81 is 529/648.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 81 is 1296
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1296
2. For the 1st fraction, since 16 × 81 = 1296,
   2/16 = 2 × 81/16 × 81 = 162/1296
3. Likewise, for the 2nd fraction, since 81 × 16 = 1296,
   56/81 = 56 × 16/81 × 16 = 896/1296
4. Add the two like fractions:
   162/1296 + 896/1296 = 162 + 896/1296 = 1058/1296
5. 1058/1296 simplified gives 529/648
6. So, 2/16 + 56/81 = 529/648

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