Answers

Add 35/10 and 9/80

1^st number: 3 5/10, 2^nd number: 9/80

35/10 + 9/80 is 289/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 10 × 8 = 80,
   35/10 = 35 × 8/10 × 8 = 280/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   9/80 = 9 × 1/80 × 1 = 9/80
4. Add the two like fractions:
   280/80 + 9/80 = 280 + 9/80 = 289/80
5. So, 35/10 + 9/80 = 289/80
   In mixed form: 349/80

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