Answers

Add 1/81 and 63/18

1^st number: 1/81, 2^nd number: 3 9/18

1/81 + 63/18 is 569/162.

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,
   1/81 = 1 × 2/81 × 2 = 2/162
3. Likewise, for the 2nd fraction, since 18 × 9 = 162,
   63/18 = 63 × 9/18 × 9 = 567/162
4. Add the two like fractions:
   2/162 + 567/162 = 2 + 567/162 = 569/162
5. So, 1/81 + 63/18 = 569/162
   In mixed form: 383/162

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