Answers

Add 30/81 and 15/10

1^st number: 30/81, 2^nd number: 1 5/10

30/81 + 15/10 is 101/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 10 is 810
   
   Next, find the equivalent fraction of both fractional numbers with denominator 810
2. For the 1st fraction, since 81 × 10 = 810,
   30/81 = 30 × 10/81 × 10 = 300/810
3. Likewise, for the 2nd fraction, since 10 × 81 = 810,
   15/10 = 15 × 81/10 × 81 = 1215/810
4. Add the two like fractions:
   300/810 + 1215/810 = 300 + 1215/810 = 1515/810
5. 1515/810 simplified gives 101/54
6. So, 30/81 + 15/10 = 101/54
   In mixed form: 147/54

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