Answers

Add 18/81 and 56/9

1^st number: 18/81, 2^nd number: 6 2/9

18/81 + 56/9 is 58/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 9 is 81
   
   Next, find the equivalent fraction of both fractional numbers with denominator 81
2. For the 1st fraction, since 81 × 1 = 81,
   18/81 = 18 × 1/81 × 1 = 18/81
3. Likewise, for the 2nd fraction, since 9 × 9 = 81,
   56/9 = 56 × 9/9 × 9 = 504/81
4. Add the two like fractions:
   18/81 + 504/81 = 18 + 504/81 = 522/81
5. 522/81 simplified gives 58/9
6. So, 18/81 + 56/9 = 58/9
   In mixed form: 64/9

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