Answers

Add 4/81 and 14/18

4/81 + 14/18 is 67/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 18 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 81 × 2 = 162,
   4/81 = 4 × 2/81 × 2 = 8/162
3. Likewise, for the 2nd fraction, since 18 × 9 = 162,
   14/18 = 14 × 9/18 × 9 = 126/162
4. Add the two like fractions:
   8/162 + 126/162 = 8 + 126/162 = 134/162
5. 134/162 simplified gives 67/81
6. So, 4/81 + 14/18 = 67/81

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