Answers

Add 63/12 and 70/18

1^st number: 5 3/12, 2^nd number: 3 16/18

63/12 + 70/18 is 329/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 18 is 36
   
   Next, find the equivalent fraction of both fractional numbers with denominator 36
2. For the 1st fraction, since 12 × 3 = 36,
   63/12 = 63 × 3/12 × 3 = 189/36
3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
   70/18 = 70 × 2/18 × 2 = 140/36
4. Add the two like fractions:
   189/36 + 140/36 = 189 + 140/36 = 329/36
5. So, 63/12 + 70/18 = 329/36
   In mixed form: 95/36

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