Answers

Add 4/81 and 25/18

1^st number: 4/81, 2^nd number: 1 7/18

4/81 + 25/18 is 233/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 18 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 81 × 2 = 162,
   4/81 = 4 × 2/81 × 2 = 8/162
3. Likewise, for the 2nd fraction, since 18 × 9 = 162,
   25/18 = 25 × 9/18 × 9 = 225/162
4. Add the two like fractions:
   8/162 + 225/162 = 8 + 225/162 = 233/162
5. So, 4/81 + 25/18 = 233/162
   In mixed form: 171/162

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