Answers

Add 81/10 and 5/15

1^st number: 8 1/10, 2^nd number: 5/15

81/10 + 5/15 is 253/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 15 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 10 × 3 = 30,
   81/10 = 81 × 3/10 × 3 = 243/30
3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
   5/15 = 5 × 2/15 × 2 = 10/30
4. Add the two like fractions:
   243/30 + 10/30 = 243 + 10/30 = 253/30
5. So, 81/10 + 5/15 = 253/30
   In mixed form: 813/30

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