Answers

Add 81/28 and 60/27

1^st number: 2 25/28, 2^nd number: 2 6/27

81/28 + 60/27 is 1289/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   81/28 = 81 × 27/28 × 27 = 2187/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   60/27 = 60 × 28/27 × 28 = 1680/756
4. Add the two like fractions:
   2187/756 + 1680/756 = 2187 + 1680/756 = 3867/756
5. 3867/756 simplified gives 1289/252
6. So, 81/28 + 60/27 = 1289/252
   In mixed form: 529/252

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