Answers

Add 15/54 and 63/28

1^st number: 15/54, 2^nd number: 2 7/28

15/54 + 63/28 is 91/36.

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,
   15/54 = 15 × 14/54 × 14 = 210/756
3. Likewise, for the 2nd fraction, since 28 × 27 = 756,
   63/28 = 63 × 27/28 × 27 = 1701/756
4. Add the two like fractions:
   210/756 + 1701/756 = 210 + 1701/756 = 1911/756
5. 1911/756 simplified gives 91/36
6. So, 15/54 + 63/28 = 91/36
   In mixed form: 219/36

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