Answers

Add 35/9 and 63/42

1^st number: 3 8/9, 2^nd number: 1 21/42

35/9 + 63/42 is 97/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 42 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 9 × 14 = 126,
   35/9 = 35 × 14/9 × 14 = 490/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   63/42 = 63 × 3/42 × 3 = 189/126
4. Add the two like fractions:
   490/126 + 189/126 = 490 + 189/126 = 679/126
5. 679/126 simplified gives 97/18
6. So, 35/9 + 63/42 = 97/18
   In mixed form: 57/18

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