Answers

Add 75/18 and 5/81

1^st number: 4 3/18, 2^nd number: 5/81

75/18 + 5/81 is 685/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 81 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 18 × 9 = 162,
   75/18 = 75 × 9/18 × 9 = 675/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   5/81 = 5 × 2/81 × 2 = 10/162
4. Add the two like fractions:
   675/162 + 10/162 = 675 + 10/162 = 685/162
5. So, 75/18 + 5/81 = 685/162
   In mixed form: 437/162

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