Answers

Add 48/27 and 45/80

1^st number: 1 21/27, 2^nd number: 45/80

48/27 + 45/80 is 337/144.

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,
   48/27 = 48 × 80/27 × 80 = 3840/2160
3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
   45/80 = 45 × 27/80 × 27 = 1215/2160
4. Add the two like fractions:
   3840/2160 + 1215/2160 = 3840 + 1215/2160 = 5055/2160
5. 5055/2160 simplified gives 337/144
6. So, 48/27 + 45/80 = 337/144
   In mixed form: 249/144

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