Answers

Add 15/12 and 81/64

1^st number: 1 3/12, 2^nd number: 1 17/64

15/12 + 81/64 is 161/64.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 64 is 192
   
   Next, find the equivalent fraction of both fractional numbers with denominator 192
2. For the 1st fraction, since 12 × 16 = 192,
   15/12 = 15 × 16/12 × 16 = 240/192
3. Likewise, for the 2nd fraction, since 64 × 3 = 192,
   81/64 = 81 × 3/64 × 3 = 243/192
4. Add the two like fractions:
   240/192 + 243/192 = 240 + 243/192 = 483/192
5. 483/192 simplified gives 161/64
6. So, 15/12 + 81/64 = 161/64
   In mixed form: 233/64

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