Answers

Add 12/84 and 20/98

12/84 + 20/98 is 17/49.

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,
   12/84 = 12 × 7/84 × 7 = 84/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   20/98 = 20 × 6/98 × 6 = 120/588
4. Add the two like fractions:
   84/588 + 120/588 = 84 + 120/588 = 204/588
5. 204/588 simplified gives 17/49
6. So, 12/84 + 20/98 = 17/49

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