Answers

Add 81/56 and 84/81

1^st number: 1 25/56, 2^nd number: 1 3/81

81/56 + 84/81 is 3755/1512.

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,
   81/56 = 81 × 81/56 × 81 = 6561/4536
3. Likewise, for the 2nd fraction, since 81 × 56 = 4536,
   84/81 = 84 × 56/81 × 56 = 4704/4536
4. Add the two like fractions:
   6561/4536 + 4704/4536 = 6561 + 4704/4536 = 11265/4536
5. 11265/4536 simplified gives 3755/1512
6. So, 81/56 + 84/81 = 3755/1512
   In mixed form: 2731/1512

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