Answers

Add 90/63 and 70/16

1^st number: 1 27/63, 2^nd number: 4 6/16

90/63 + 70/16 is 325/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 16 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 63 × 16 = 1008,
   90/63 = 90 × 16/63 × 16 = 1440/1008
3. Likewise, for the 2nd fraction, since 16 × 63 = 1008,
   70/16 = 70 × 63/16 × 63 = 4410/1008
4. Add the two like fractions:
   1440/1008 + 4410/1008 = 1440 + 4410/1008 = 5850/1008
5. 5850/1008 simplified gives 325/56
6. So, 90/63 + 70/16 = 325/56
   In mixed form: 545/56

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