Answers

Add 4/54 and 90/81

1^st number: 4/54, 2^nd number: 1 9/81

4/54 + 90/81 is 32/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 81 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 54 × 3 = 162,
   4/54 = 4 × 3/54 × 3 = 12/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   90/81 = 90 × 2/81 × 2 = 180/162
4. Add the two like fractions:
   12/162 + 180/162 = 12 + 180/162 = 192/162
5. 192/162 simplified gives 32/27
6. So, 4/54 + 90/81 = 32/27
   In mixed form: 15/27

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