Answers

Add 8/5 and 54/80

1^st number: 1 3/5, 2^nd number: 54/80

8/5 + 54/80 is 91/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 80 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 80 × 1 = 80,
   54/80 = 54 × 1/80 × 1 = 54/80
4. Add the two like fractions:
   128/80 + 54/80 = 128 + 54/80 = 182/80
5. 182/80 simplified gives 91/40
6. So, 8/5 + 54/80 = 91/40
   In mixed form: 211/40

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