Answers

Add 42/81 and 2/6

42/81 + 2/6 is 23/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 6 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 81 × 2 = 162,
   42/81 = 42 × 2/81 × 2 = 84/162
3. Likewise, for the 2nd fraction, since 6 × 27 = 162,
   2/6 = 2 × 27/6 × 27 = 54/162
4. Add the two like fractions:
   84/162 + 54/162 = 84 + 54/162 = 138/162
5. 138/162 simplified gives 23/27
6. So, 42/81 + 2/6 = 23/27

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