Answers

Add 81/36 and 35/15

1^st number: 2 9/36, 2^nd number: 2 5/15

81/36 + 35/15 is 55/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 15 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 36 × 5 = 180,
   81/36 = 81 × 5/36 × 5 = 405/180
3. Likewise, for the 2nd fraction, since 15 × 12 = 180,
   35/15 = 35 × 12/15 × 12 = 420/180
4. Add the two like fractions:
   405/180 + 420/180 = 405 + 420/180 = 825/180
5. 825/180 simplified gives 55/12
6. So, 81/36 + 35/15 = 55/12
   In mixed form: 47/12

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