Answers

Add 70/63 and 42/98

1^st number: 1 7/63, 2^nd number: 42/98

70/63 + 42/98 is 97/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 98 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 63 × 14 = 882,
   70/63 = 70 × 14/63 × 14 = 980/882
3. Likewise, for the 2nd fraction, since 98 × 9 = 882,
   42/98 = 42 × 9/98 × 9 = 378/882
4. Add the two like fractions:
   980/882 + 378/882 = 980 + 378/882 = 1358/882
5. 1358/882 simplified gives 97/63
6. So, 70/63 + 42/98 = 97/63
   In mixed form: 134/63

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