Answers

Add 70/49 and 63/18

1^st number: 1 21/49, 2^nd number: 3 9/18

70/49 + 63/18 is 69/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 18 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 49 × 18 = 882,
   70/49 = 70 × 18/49 × 18 = 1260/882
3. Likewise, for the 2nd fraction, since 18 × 49 = 882,
   63/18 = 63 × 49/18 × 49 = 3087/882
4. Add the two like fractions:
   1260/882 + 3087/882 = 1260 + 3087/882 = 4347/882
5. 4347/882 simplified gives 69/14
6. So, 70/49 + 63/18 = 69/14
   In mixed form: 413/14

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