Answers

Add 15/12 and 5/54

1^st number: 1 3/12, 2^nd number: 5/54

15/12 + 5/54 is 145/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 54 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 12 × 9 = 108,
   15/12 = 15 × 9/12 × 9 = 135/108
3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
   5/54 = 5 × 2/54 × 2 = 10/108
4. Add the two like fractions:
   135/108 + 10/108 = 135 + 10/108 = 145/108
5. So, 15/12 + 5/54 = 145/108
   In mixed form: 137/108

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