Answers

Add 25/63 and 18/98

25/63 + 18/98 is 256/441.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 98 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 63 × 14 = 882,
   25/63 = 25 × 14/63 × 14 = 350/882
3. Likewise, for the 2nd fraction, since 98 × 9 = 882,
   18/98 = 18 × 9/98 × 9 = 162/882
4. Add the two like fractions:
   350/882 + 162/882 = 350 + 162/882 = 512/882
5. 512/882 simplified gives 256/441
6. So, 25/63 + 18/98 = 256/441

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