Answers

Add 2/10 and 14/81

2/10 + 14/81 is 151/405.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 81 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 10 × 81 = 810,
   2/10 = 2 × 81/10 × 81 = 162/810
3. Likewise, for the 2nd fraction, since 81 × 10 = 810,
   14/81 = 14 × 10/81 × 10 = 140/810
4. Add the two like fractions:
   162/810 + 140/810 = 162 + 140/810 = 302/810
5. 302/810 simplified gives 151/405
6. So, 2/10 + 14/81 = 151/405

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