Answers

Add 30/98 and 63/18

1^st number: 30/98, 2^nd number: 3 9/18

30/98 + 63/18 is 373/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 18 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 98 × 9 = 882,
   30/98 = 30 × 9/98 × 9 = 270/882
3. Likewise, for the 2nd fraction, since 18 × 49 = 882,
   63/18 = 63 × 49/18 × 49 = 3087/882
4. Add the two like fractions:
   270/882 + 3087/882 = 270 + 3087/882 = 3357/882
5. 3357/882 simplified gives 373/98
6. So, 30/98 + 63/18 = 373/98
   In mixed form: 379/98

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