Answers

Add 8/35 and 9/81

8/35 + 9/81 is 107/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 81 is 2835
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2835
2. For the 1st fraction, since 35 × 81 = 2835,
   8/35 = 8 × 81/35 × 81 = 648/2835
3. Likewise, for the 2nd fraction, since 81 × 35 = 2835,
   9/81 = 9 × 35/81 × 35 = 315/2835
4. Add the two like fractions:
   648/2835 + 315/2835 = 648 + 315/2835 = 963/2835
5. 963/2835 simplified gives 107/315
6. So, 8/35 + 9/81 = 107/315

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