Answers

Add 30/2 and 70/81

1^st number: 15 0/2, 2^nd number: 70/81

30/2 + 70/81 is 1285/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 81 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 2 × 81 = 162,
   30/2 = 30 × 81/2 × 81 = 2430/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   70/81 = 70 × 2/81 × 2 = 140/162
4. Add the two like fractions:
   2430/162 + 140/162 = 2430 + 140/162 = 2570/162
5. 2570/162 simplified gives 1285/81
6. So, 30/2 + 70/81 = 1285/81
   In mixed form: 1570/81

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