Answers

Add 98/28 and 15/54

1^st number: 3 14/28, 2^nd number: 15/54

98/28 + 15/54 is 34/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   98/28 = 98 × 27/28 × 27 = 2646/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   15/54 = 15 × 14/54 × 14 = 210/756
4. Add the two like fractions:
   2646/756 + 210/756 = 2646 + 210/756 = 2856/756
5. 2856/756 simplified gives 34/9
6. So, 98/28 + 15/54 = 34/9
   In mixed form: 37/9

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