Answers

Add 9/84 and 30/98

9/84 + 30/98 is 81/196.

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,
   9/84 = 9 × 7/84 × 7 = 63/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   30/98 = 30 × 6/98 × 6 = 180/588
4. Add the two like fractions:
   63/588 + 180/588 = 63 + 180/588 = 243/588
5. 243/588 simplified gives 81/196
6. So, 9/84 + 30/98 = 81/196

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