Answers

Add 6/81 and 4/12

6/81 + 4/12 is 11/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 12 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 81 × 4 = 324,
   6/81 = 6 × 4/81 × 4 = 24/324
3. Likewise, for the 2nd fraction, since 12 × 27 = 324,
   4/12 = 4 × 27/12 × 27 = 108/324
4. Add the two like fractions:
   24/324 + 108/324 = 24 + 108/324 = 132/324
5. 132/324 simplified gives 11/27
6. So, 6/81 + 4/12 = 11/27

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