Answers

Add 63/16 and 84/27

1^st number: 3 15/16, 2^nd number: 3 3/27

63/16 + 84/27 is 1015/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 27 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 16 × 27 = 432,
   63/16 = 63 × 27/16 × 27 = 1701/432
3. Likewise, for the 2nd fraction, since 27 × 16 = 432,
   84/27 = 84 × 16/27 × 16 = 1344/432
4. Add the two like fractions:
   1701/432 + 1344/432 = 1701 + 1344/432 = 3045/432
5. 3045/432 simplified gives 1015/144
6. So, 63/16 + 84/27 = 1015/144
   In mixed form: 77/144

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