Answers

Add 63/16 and 49/70

1^st number: 3 15/16, 2^nd number: 49/70

63/16 + 49/70 is 371/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 70 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 16 × 35 = 560,
   63/16 = 63 × 35/16 × 35 = 2205/560
3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
   49/70 = 49 × 8/70 × 8 = 392/560
4. Add the two like fractions:
   2205/560 + 392/560 = 2205 + 392/560 = 2597/560
5. 2597/560 simplified gives 371/80
6. So, 63/16 + 49/70 = 371/80
   In mixed form: 451/80

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