Answers

Add 70/16 and 40/63

1^st number: 4 6/16, 2^nd number: 40/63

70/16 + 40/63 is 2525/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 63 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 16 × 63 = 1008,
   70/16 = 70 × 63/16 × 63 = 4410/1008
3. Likewise, for the 2nd fraction, since 63 × 16 = 1008,
   40/63 = 40 × 16/63 × 16 = 640/1008
4. Add the two like fractions:
   4410/1008 + 640/1008 = 4410 + 640/1008 = 5050/1008
5. 5050/1008 simplified gives 2525/504
6. So, 70/16 + 40/63 = 2525/504
   In mixed form: 55/504

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