Answers

Add 49/15 and 54/28

1^st number: 3 4/15, 2^nd number: 1 26/28

49/15 + 54/28 is 1091/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 28 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 15 × 28 = 420,
   49/15 = 49 × 28/15 × 28 = 1372/420
3. Likewise, for the 2nd fraction, since 28 × 15 = 420,
   54/28 = 54 × 15/28 × 15 = 810/420
4. Add the two like fractions:
   1372/420 + 810/420 = 1372 + 810/420 = 2182/420
5. 2182/420 simplified gives 1091/210
6. So, 49/15 + 54/28 = 1091/210
   In mixed form: 541/210

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