Answers

Add 98/84 and 84/9

1^st number: 1 14/84, 2^nd number: 9 3/9

98/84 + 84/9 is 21/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 9 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   98/84 = 98 × 3/84 × 3 = 294/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   84/9 = 84 × 28/9 × 28 = 2352/252
4. Add the two like fractions:
   294/252 + 2352/252 = 294 + 2352/252 = 2646/252
5. 2646/252 simplified gives 21/2
6. So, 98/84 + 84/9 = 21/2
   In mixed form: 101/2

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