Answers

Add 3/98 and 28/63

3/98 + 28/63 is 419/882.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 63 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 98 × 9 = 882,
   3/98 = 3 × 9/98 × 9 = 27/882
3. Likewise, for the 2nd fraction, since 63 × 14 = 882,
   28/63 = 28 × 14/63 × 14 = 392/882
4. Add the two like fractions:
   27/882 + 392/882 = 27 + 392/882 = 419/882
5. So, 3/98 + 28/63 = 419/882

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