Answers

Add 90/98 and 42/12

1^st number: 90/98, 2^nd number: 3 6/12

90/98 + 42/12 is 433/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 12 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 98 × 6 = 588,
   90/98 = 90 × 6/98 × 6 = 540/588
3. Likewise, for the 2nd fraction, since 12 × 49 = 588,
   42/12 = 42 × 49/12 × 49 = 2058/588
4. Add the two like fractions:
   540/588 + 2058/588 = 540 + 2058/588 = 2598/588
5. 2598/588 simplified gives 433/98
6. So, 90/98 + 42/12 = 433/98
   In mixed form: 441/98

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