Answers

Add 15/10 and 27/80

1^st number: 1 5/10, 2^nd number: 27/80

15/10 + 27/80 is 147/80.

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,
   15/10 = 15 × 8/10 × 8 = 120/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   27/80 = 27 × 1/80 × 1 = 27/80
4. Add the two like fractions:
   120/80 + 27/80 = 120 + 27/80 = 147/80
5. So, 15/10 + 27/80 = 147/80
   In mixed form: 167/80

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