Answers

Add 90/3 and 42/98

1^st number: 30 0/3, 2^nd number: 42/98

90/3 + 42/98 is 213/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 98 is 294
   
   Next, find the equivalent fraction of both fractional numbers with denominator 294
2. For the 1st fraction, since 3 × 98 = 294,
   90/3 = 90 × 98/3 × 98 = 8820/294
3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
   42/98 = 42 × 3/98 × 3 = 126/294
4. Add the two like fractions:
   8820/294 + 126/294 = 8820 + 126/294 = 8946/294
5. 8946/294 simplified gives 213/7
6. So, 90/3 + 42/98 = 213/7
   In mixed form: 303/7

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