Answers

Add 12/81 and 14/24

12/81 + 14/24 is 79/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 24 is 648
   
   Next, find the equivalent fraction of both fractional numbers with denominator 648
2. For the 1st fraction, since 81 × 8 = 648,
   12/81 = 12 × 8/81 × 8 = 96/648
3. Likewise, for the 2nd fraction, since 24 × 27 = 648,
   14/24 = 14 × 27/24 × 27 = 378/648
4. Add the two like fractions:
   96/648 + 378/648 = 96 + 378/648 = 474/648
5. 474/648 simplified gives 79/108
6. So, 12/81 + 14/24 = 79/108

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