Answers

Add 90/12 and 80/98

1^st number: 7 6/12, 2^nd number: 80/98

90/12 + 80/98 is 815/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 98 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 12 × 49 = 588,
   90/12 = 90 × 49/12 × 49 = 4410/588
3. Likewise, for the 2nd fraction, since 98 × 6 = 588,
   80/98 = 80 × 6/98 × 6 = 480/588
4. Add the two like fractions:
   4410/588 + 480/588 = 4410 + 480/588 = 4890/588
5. 4890/588 simplified gives 815/98
6. So, 90/12 + 80/98 = 815/98
   In mixed form: 831/98

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