Answers

Add 63/35 and 45/16

1^st number: 1 28/35, 2^nd number: 2 13/16

63/35 + 45/16 is 369/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 16 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 35 × 16 = 560,
   63/35 = 63 × 16/35 × 16 = 1008/560
3. Likewise, for the 2nd fraction, since 16 × 35 = 560,
   45/16 = 45 × 35/16 × 35 = 1575/560
4. Add the two like fractions:
   1008/560 + 1575/560 = 1008 + 1575/560 = 2583/560
5. 2583/560 simplified gives 369/80
6. So, 63/35 + 45/16 = 369/80
   In mixed form: 449/80

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