Answers

Add 14/84 and 8/81

14/84 + 8/81 is 43/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 81 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 84 × 27 = 2268,
   14/84 = 14 × 27/84 × 27 = 378/2268
3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
   8/81 = 8 × 28/81 × 28 = 224/2268
4. Add the two like fractions:
   378/2268 + 224/2268 = 378 + 224/2268 = 602/2268
5. 602/2268 simplified gives 43/162
6. So, 14/84 + 8/81 = 43/162

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