Answers

Add 14/36 and 7/81

14/36 + 7/81 is 77/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 36 × 9 = 324,
   14/36 = 14 × 9/36 × 9 = 126/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   7/81 = 7 × 4/81 × 4 = 28/324
4. Add the two like fractions:
   126/324 + 28/324 = 126 + 28/324 = 154/324
5. 154/324 simplified gives 77/162
6. So, 14/36 + 7/81 = 77/162

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