Answers

Add 8/56 and 28/81

8/56 + 28/81 is 277/567.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 81 is 4536
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4536
2. For the 1st fraction, since 56 × 81 = 4536,
   8/56 = 8 × 81/56 × 81 = 648/4536
3. Likewise, for the 2nd fraction, since 81 × 56 = 4536,
   28/81 = 28 × 56/81 × 56 = 1568/4536
4. Add the two like fractions:
   648/4536 + 1568/4536 = 648 + 1568/4536 = 2216/4536
5. 2216/4536 simplified gives 277/567
6. So, 8/56 + 28/81 = 277/567

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