Answers

Add 63/5 and 84/98

1^st number: 12 3/5, 2^nd number: 84/98

63/5 + 84/98 is 471/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 98 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 5 × 98 = 490,
   63/5 = 63 × 98/5 × 98 = 6174/490
3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
   84/98 = 84 × 5/98 × 5 = 420/490
4. Add the two like fractions:
   6174/490 + 420/490 = 6174 + 420/490 = 6594/490
5. 6594/490 simplified gives 471/35
6. So, 63/5 + 84/98 = 471/35
   In mixed form: 1316/35

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