Answers

Add 42/98 and 75/12

1^st number: 42/98, 2^nd number: 6 3/12

42/98 + 75/12 is 187/28.

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,
   42/98 = 42 × 6/98 × 6 = 252/588
3. Likewise, for the 2nd fraction, since 12 × 49 = 588,
   75/12 = 75 × 49/12 × 49 = 3675/588
4. Add the two like fractions:
   252/588 + 3675/588 = 252 + 3675/588 = 3927/588
5. 3927/588 simplified gives 187/28
6. So, 42/98 + 75/12 = 187/28
   In mixed form: 619/28

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