Answers

Add 63/84 and 30/98

63/84 + 30/98 is 207/196.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 98 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 84 × 7 = 588,
   63/84 = 63 × 7/84 × 7 = 441/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   30/98 = 30 × 6/98 × 6 = 180/588
4. Add the two like fractions:
   441/588 + 180/588 = 441 + 180/588 = 621/588
5. 621/588 simplified gives 207/196
6. So, 63/84 + 30/98 = 207/196
   In mixed form: 111/196

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