Answers

Add 20/84 and 10/98

20/84 + 10/98 is 50/147.

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,
   20/84 = 20 × 7/84 × 7 = 140/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   10/98 = 10 × 6/98 × 6 = 60/588
4. Add the two like fractions:
   140/588 + 60/588 = 140 + 60/588 = 200/588
5. 200/588 simplified gives 50/147
6. So, 20/84 + 10/98 = 50/147

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