Answers

Add 70/98 and 98/18

1^st number: 70/98, 2^nd number: 5 8/18

70/98 + 98/18 is 388/63.

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,
   70/98 = 70 × 9/98 × 9 = 630/882
3. Likewise, for the 2nd fraction, since 18 × 49 = 882,
   98/18 = 98 × 49/18 × 49 = 4802/882
4. Add the two like fractions:
   630/882 + 4802/882 = 630 + 4802/882 = 5432/882
5. 5432/882 simplified gives 388/63
6. So, 70/98 + 98/18 = 388/63
   In mixed form: 610/63

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