Answers

Add 54/18 and 30/81

1^st number: 3 0/18, 2^nd number: 30/81

54/18 + 30/81 is 91/27.

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,
   54/18 = 54 × 9/18 × 9 = 486/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   30/81 = 30 × 2/81 × 2 = 60/162
4. Add the two like fractions:
   486/162 + 60/162 = 486 + 60/162 = 546/162
5. 546/162 simplified gives 91/27
6. So, 54/18 + 30/81 = 91/27
   In mixed form: 310/27

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