Answers

Add 49/36 and 36/21

1^st number: 1 13/36, 2^nd number: 1 15/21

49/36 + 36/21 is 775/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 21 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 36 × 7 = 252,
   49/36 = 49 × 7/36 × 7 = 343/252
3. Likewise, for the 2nd fraction, since 21 × 12 = 252,
   36/21 = 36 × 12/21 × 12 = 432/252
4. Add the two like fractions:
   343/252 + 432/252 = 343 + 432/252 = 775/252
5. So, 49/36 + 36/21 = 775/252
   In mixed form: 319/252

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