Answers

Add 63/16 and 35/70

1^st number: 3 15/16, 2^nd number: 35/70

63/16 + 35/70 is 71/16.

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,
   35/70 = 35 × 8/70 × 8 = 280/560
4. Add the two like fractions:
   2205/560 + 280/560 = 2205 + 280/560 = 2485/560
5. 2485/560 simplified gives 71/16
6. So, 63/16 + 35/70 = 71/16
   In mixed form: 47/16

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