Answers

Add 27/54 and 90/18

1^st number: 27/54, 2^nd number: 5 0/18

27/54 + 90/18 is 11/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 18 is 54
   
   Next, find the equivalent fraction of both fractional numbers with denominator 54
2. For the 1st fraction, since 54 × 1 = 54,
   27/54 = 27 × 1/54 × 1 = 27/54
3. Likewise, for the 2nd fraction, since 18 × 3 = 54,
   90/18 = 90 × 3/18 × 3 = 270/54
4. Add the two like fractions:
   27/54 + 270/54 = 27 + 270/54 = 297/54
5. 297/54 simplified gives 11/2
6. So, 27/54 + 90/18 = 11/2
   In mixed form: 51/2

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