Answers

Add 40/9 and 63/98

1^st number: 4 4/9, 2^nd number: 63/98

40/9 + 63/98 is 641/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 98 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 9 × 98 = 882,
   40/9 = 40 × 98/9 × 98 = 3920/882
3. Likewise, for the 2nd fraction, since 98 × 9 = 882,
   63/98 = 63 × 9/98 × 9 = 567/882
4. Add the two like fractions:
   3920/882 + 567/882 = 3920 + 567/882 = 4487/882
5. 4487/882 simplified gives 641/126
6. So, 40/9 + 63/98 = 641/126
   In mixed form: 511/126

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