Answers

Add 28/15 and 56/49

1^st number: 1 13/15, 2^nd number: 1 7/49

28/15 + 56/49 is 316/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 49 is 735
   
   Next, find the equivalent fraction of both fractional numbers with denominator 735
2. For the 1st fraction, since 15 × 49 = 735,
   28/15 = 28 × 49/15 × 49 = 1372/735
3. Likewise, for the 2nd fraction, since 49 × 15 = 735,
   56/49 = 56 × 15/49 × 15 = 840/735
4. Add the two like fractions:
   1372/735 + 840/735 = 1372 + 840/735 = 2212/735
5. 2212/735 simplified gives 316/105
6. So, 28/15 + 56/49 = 316/105
   In mixed form: 31/105

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