Answers

Add 5/20 and 28/16

1^st number: 5/20, 2^nd number: 1 12/16

5/20 + 28/16 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   5/20 = 5 × 4/20 × 4 = 20/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   28/16 = 28 × 5/16 × 5 = 140/80
4. Add the two like fractions:
   20/80 + 140/80 = 20 + 140/80 = 160/80
5. 160/80 simplified gives 2/1
6. So, 5/20 + 28/16 = 2/1

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