Answers

Add 5/98 and 63/40

1^st number: 5/98, 2^nd number: 1 23/40

5/98 + 63/40 is 3187/1960.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 40 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 98 × 20 = 1960,
   5/98 = 5 × 20/98 × 20 = 100/1960
3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
   63/40 = 63 × 49/40 × 49 = 3087/1960
4. Add the two like fractions:
   100/1960 + 3087/1960 = 100 + 3087/1960 = 3187/1960
5. So, 5/98 + 63/40 = 3187/1960
   In mixed form: 11227/1960

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