Answers

Add 28/81 and 49/9

1^st number: 28/81, 2^nd number: 5 4/9

28/81 + 49/9 is 469/81.

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,
   28/81 = 28 × 1/81 × 1 = 28/81
3. Likewise, for the 2nd fraction, since 9 × 9 = 81,
   49/9 = 49 × 9/9 × 9 = 441/81
4. Add the two like fractions:
   28/81 + 441/81 = 28 + 441/81 = 469/81
5. So, 28/81 + 49/9 = 469/81
   In mixed form: 564/81

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