Answers

Add 4/15 and 35/81

4/15 + 35/81 is 283/405.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 81 is 405
   
   Next, find the equivalent fraction of both fractional numbers with denominator 405
2. For the 1st fraction, since 15 × 27 = 405,
   4/15 = 4 × 27/15 × 27 = 108/405
3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
   35/81 = 35 × 5/81 × 5 = 175/405
4. Add the two like fractions:
   108/405 + 175/405 = 108 + 175/405 = 283/405
5. So, 4/15 + 35/81 = 283/405

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