Answers

Add 63/20 and 20/49

1^st number: 3 3/20, 2^nd number: 20/49

63/20 + 20/49 is 3487/980.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 49 is 980
   
   Next, find the equivalent fraction of both fractional numbers with denominator 980
2. For the 1st fraction, since 20 × 49 = 980,
   63/20 = 63 × 49/20 × 49 = 3087/980
3. Likewise, for the 2nd fraction, since 49 × 20 = 980,
   20/49 = 20 × 20/49 × 20 = 400/980
4. Add the two like fractions:
   3087/980 + 400/980 = 3087 + 400/980 = 3487/980
5. So, 63/20 + 20/49 = 3487/980
   In mixed form: 3547/980

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