Answers

Add 81/5 and 45/81

1^st number: 16 1/5, 2^nd number: 45/81

81/5 + 45/81 is 754/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 81 is 405
   
   Next, find the equivalent fraction of both fractional numbers with denominator 405
2. For the 1st fraction, since 5 × 81 = 405,
   81/5 = 81 × 81/5 × 81 = 6561/405
3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
   45/81 = 45 × 5/81 × 5 = 225/405
4. Add the two like fractions:
   6561/405 + 225/405 = 6561 + 225/405 = 6786/405
5. 6786/405 simplified gives 754/45
6. So, 81/5 + 45/81 = 754/45
   In mixed form: 1634/45

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