Answers

Add 25/2 and 84/81

1^st number: 12 1/2, 2^nd number: 1 3/81

25/2 + 84/81 is 731/54.

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,
   25/2 = 25 × 81/2 × 81 = 2025/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   84/81 = 84 × 2/81 × 2 = 168/162
4. Add the two like fractions:
   2025/162 + 168/162 = 2025 + 168/162 = 2193/162
5. 2193/162 simplified gives 731/54
6. So, 25/2 + 84/81 = 731/54
   In mixed form: 1329/54

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