Answers

Add 84/81 and 4/49

1^st number: 1 3/81, 2^nd number: 4/49

84/81 + 4/49 is 1480/1323.

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,
   84/81 = 84 × 49/81 × 49 = 4116/3969
3. Likewise, for the 2nd fraction, since 49 × 81 = 3969,
   4/49 = 4 × 81/49 × 81 = 324/3969
4. Add the two like fractions:
   4116/3969 + 324/3969 = 4116 + 324/3969 = 4440/3969
5. 4440/3969 simplified gives 1480/1323
6. So, 84/81 + 4/49 = 1480/1323
   In mixed form: 1157/1323

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