Answers

Add 84/56 and 35/81

1^st number: 1 28/56, 2^nd number: 35/81

84/56 + 35/81 is 313/162.

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,
   84/56 = 84 × 81/56 × 81 = 6804/4536
3. Likewise, for the 2nd fraction, since 81 × 56 = 4536,
   35/81 = 35 × 56/81 × 56 = 1960/4536
4. Add the two like fractions:
   6804/4536 + 1960/4536 = 6804 + 1960/4536 = 8764/4536
5. 8764/4536 simplified gives 313/162
6. So, 84/56 + 35/81 = 313/162
   In mixed form: 1151/162

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