Answers

Add 15/54 and 12/27

15/54 + 12/27 is 13/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 27 is 54
   
   Next, find the equivalent fraction of both fractional numbers with denominator 54
2. For the 1st fraction, since 54 × 1 = 54,
   15/54 = 15 × 1/54 × 1 = 15/54
3. Likewise, for the 2nd fraction, since 27 × 2 = 54,
   12/27 = 12 × 2/27 × 2 = 24/54
4. Add the two like fractions:
   15/54 + 24/54 = 15 + 24/54 = 39/54
5. 39/54 simplified gives 13/18
6. So, 15/54 + 12/27 = 13/18

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