Answers

Add 84/5 and 8/20

1^st number: 16 4/5, 2^nd number: 8/20

84/5 + 8/20 is 86/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 5 × 4 = 20,
   84/5 = 84 × 4/5 × 4 = 336/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   8/20 = 8 × 1/20 × 1 = 8/20
4. Add the two like fractions:
   336/20 + 8/20 = 336 + 8/20 = 344/20
5. 344/20 simplified gives 86/5
6. So, 84/5 + 8/20 = 86/5
   In mixed form: 171/5

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