Answers

Add 98/84 and 84/49

1^st number: 1 14/84, 2^nd number: 1 35/49

98/84 + 84/49 is 121/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 49 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 84 × 7 = 588,
   98/84 = 98 × 7/84 × 7 = 686/588
3. Likewise, for the 2nd fraction, since 49 × 12 = 588,
   84/49 = 84 × 12/49 × 12 = 1008/588
4. Add the two like fractions:
   686/588 + 1008/588 = 686 + 1008/588 = 1694/588
5. 1694/588 simplified gives 121/42
6. So, 98/84 + 84/49 = 121/42
   In mixed form: 237/42

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