Answers

Add 48/20 and 45/48

1^st number: 2 8/20, 2^nd number: 45/48

48/20 + 45/48 is 267/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 48 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 20 × 12 = 240,
   48/20 = 48 × 12/20 × 12 = 576/240
3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
   45/48 = 45 × 5/48 × 5 = 225/240
4. Add the two like fractions:
   576/240 + 225/240 = 576 + 225/240 = 801/240
5. 801/240 simplified gives 267/80
6. So, 48/20 + 45/48 = 267/80
   In mixed form: 327/80

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