Answers

Add 10/9 and 56/81

1^st number: 1 1/9, 2^nd number: 56/81

10/9 + 56/81 is 146/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 81 is 81
   
   Next, find the equivalent fraction of both fractional numbers with denominator 81
2. For the 1st fraction, since 9 × 9 = 81,
   10/9 = 10 × 9/9 × 9 = 90/81
3. Likewise, for the 2nd fraction, since 81 × 1 = 81,
   56/81 = 56 × 1/81 × 1 = 56/81
4. Add the two like fractions:
   90/81 + 56/81 = 90 + 56/81 = 146/81
5. So, 10/9 + 56/81 = 146/81
   In mixed form: 165/81

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