Answers

Add 25/54 and 49/28

1^st number: 25/54, 2^nd number: 1 21/28

25/54 + 49/28 is 239/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 28 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 54 × 14 = 756,
   25/54 = 25 × 14/54 × 14 = 350/756
3. Likewise, for the 2nd fraction, since 28 × 27 = 756,
   49/28 = 49 × 27/28 × 27 = 1323/756
4. Add the two like fractions:
   350/756 + 1323/756 = 350 + 1323/756 = 1673/756
5. 1673/756 simplified gives 239/108
6. So, 25/54 + 49/28 = 239/108
   In mixed form: 223/108

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