Answers

Add 12/81 and 96/49

1^st number: 12/81, 2^nd number: 1 47/49

12/81 + 96/49 is 2788/1323.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 49 is 3969
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3969
2. For the 1st fraction, since 81 × 49 = 3969,
   12/81 = 12 × 49/81 × 49 = 588/3969
3. Likewise, for the 2nd fraction, since 49 × 81 = 3969,
   96/49 = 96 × 81/49 × 81 = 7776/3969
4. Add the two like fractions:
   588/3969 + 7776/3969 = 588 + 7776/3969 = 8364/3969
5. 8364/3969 simplified gives 2788/1323
6. So, 12/81 + 96/49 = 2788/1323
   In mixed form: 2142/1323

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