Answers

Add 8/5 and 54/16

1^st number: 1 3/5, 2^nd number: 3 6/16

8/5 + 54/16 is 199/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 5 × 16 = 80,
   8/5 = 8 × 16/5 × 16 = 128/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   54/16 = 54 × 5/16 × 5 = 270/80
4. Add the two like fractions:
   128/80 + 270/80 = 128 + 270/80 = 398/80
5. 398/80 simplified gives 199/40
6. So, 8/5 + 54/16 = 199/40
   In mixed form: 439/40

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