Answers

Add 14/12 and 7/81

1^st number: 1 2/12, 2^nd number: 7/81

14/12 + 7/81 is 203/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 12 × 27 = 324,
   14/12 = 14 × 27/12 × 27 = 378/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   7/81 = 7 × 4/81 × 4 = 28/324
4. Add the two like fractions:
   378/324 + 28/324 = 378 + 28/324 = 406/324
5. 406/324 simplified gives 203/162
6. So, 14/12 + 7/81 = 203/162
   In mixed form: 141/162

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