Answers

Add 49/27 and 40/80

1^st number: 1 22/27, 2^nd number: 40/80

49/27 + 40/80 is 125/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 80 is 2160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2160
2. For the 1st fraction, since 27 × 80 = 2160,
   49/27 = 49 × 80/27 × 80 = 3920/2160
3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
   40/80 = 40 × 27/80 × 27 = 1080/2160
4. Add the two like fractions:
   3920/2160 + 1080/2160 = 3920 + 1080/2160 = 5000/2160
5. 5000/2160 simplified gives 125/54
6. So, 49/27 + 40/80 = 125/54
   In mixed form: 217/54

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