Answers

Add 5/81 and 4/36

5/81 + 4/36 is 14/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 36 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 81 × 4 = 324,
   5/81 = 5 × 4/81 × 4 = 20/324
3. Likewise, for the 2nd fraction, since 36 × 9 = 324,
   4/36 = 4 × 9/36 × 9 = 36/324
4. Add the two like fractions:
   20/324 + 36/324 = 20 + 36/324 = 56/324
5. 56/324 simplified gives 14/81
6. So, 5/81 + 4/36 = 14/81

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