Answers

Add 84/28 and 60/9

1^st number: 3 0/28, 2^nd number: 6 6/9

84/28 + 60/9 is 29/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 9 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 28 × 9 = 252,
   84/28 = 84 × 9/28 × 9 = 756/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   60/9 = 60 × 28/9 × 28 = 1680/252
4. Add the two like fractions:
   756/252 + 1680/252 = 756 + 1680/252 = 2436/252
5. 2436/252 simplified gives 29/3
6. So, 84/28 + 60/9 = 29/3
   In mixed form: 92/3

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