Answers

Add 15/56 and 80/20

1^st number: 15/56, 2^nd number: 4 0/20

15/56 + 80/20 is 239/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 20 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   15/56 = 15 × 5/56 × 5 = 75/280
3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
   80/20 = 80 × 14/20 × 14 = 1120/280
4. Add the two like fractions:
   75/280 + 1120/280 = 75 + 1120/280 = 1195/280
5. 1195/280 simplified gives 239/56
6. So, 15/56 + 80/20 = 239/56
   In mixed form: 415/56

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