Answers

Add 8/56 and 80/15

1^st number: 8/56, 2^nd number: 5 5/15

8/56 + 80/15 is 115/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 15 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   8/56 = 8 × 15/56 × 15 = 120/840
3. Likewise, for the 2nd fraction, since 15 × 56 = 840,
   80/15 = 80 × 56/15 × 56 = 4480/840
4. Add the two like fractions:
   120/840 + 4480/840 = 120 + 4480/840 = 4600/840
5. 4600/840 simplified gives 115/21
6. So, 8/56 + 80/15 = 115/21
   In mixed form: 510/21

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