Answers

Add 36/56 and 4/81

36/56 + 4/81 is 785/1134.

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,
   36/56 = 36 × 81/56 × 81 = 2916/4536
3. Likewise, for the 2nd fraction, since 81 × 56 = 4536,
   4/81 = 4 × 56/81 × 56 = 224/4536
4. Add the two like fractions:
   2916/4536 + 224/4536 = 2916 + 224/4536 = 3140/4536
5. 3140/4536 simplified gives 785/1134
6. So, 36/56 + 4/81 = 785/1134

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