Answers

Add 63/98 and 45/63

63/98 + 45/63 is 19/14.

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,
   63/98 = 63 × 9/98 × 9 = 567/882
3. Likewise, for the 2nd fraction, since 63 × 14 = 882,
   45/63 = 45 × 14/63 × 14 = 630/882
4. Add the two like fractions:
   567/882 + 630/882 = 567 + 630/882 = 1197/882
5. 1197/882 simplified gives 19/14
6. So, 63/98 + 45/63 = 19/14
   In mixed form: 15/14

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