Answers

Add 81/12 and 60/49

1^st number: 6 9/12, 2^nd number: 1 11/49

81/12 + 60/49 is 1563/196.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 49 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 12 × 49 = 588,
   81/12 = 81 × 49/12 × 49 = 3969/588
3. Likewise, for the 2nd fraction, since 49 × 12 = 588,
   60/49 = 60 × 12/49 × 12 = 720/588
4. Add the two like fractions:
   3969/588 + 720/588 = 3969 + 720/588 = 4689/588
5. 4689/588 simplified gives 1563/196
6. So, 81/12 + 60/49 = 1563/196
   In mixed form: 7191/196

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