Answers

Add 14/45 and 15/81

14/45 + 15/81 is 67/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 81 is 405
   
   Next, find the equivalent fraction of both fractional numbers with denominator 405
2. For the 1st fraction, since 45 × 9 = 405,
   14/45 = 14 × 9/45 × 9 = 126/405
3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
   15/81 = 15 × 5/81 × 5 = 75/405
4. Add the two like fractions:
   126/405 + 75/405 = 126 + 75/405 = 201/405
5. 201/405 simplified gives 67/135
6. So, 14/45 + 15/81 = 67/135

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