Answers

Add 81/42 and 4/98

1^st number: 1 39/42, 2^nd number: 4/98

81/42 + 4/98 is 193/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 98 is 294
   
   Next, find the equivalent fraction of both fractional numbers with denominator 294
2. For the 1st fraction, since 42 × 7 = 294,
   81/42 = 81 × 7/42 × 7 = 567/294
3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
   4/98 = 4 × 3/98 × 3 = 12/294
4. Add the two like fractions:
   567/294 + 12/294 = 567 + 12/294 = 579/294
5. 579/294 simplified gives 193/98
6. So, 81/42 + 4/98 = 193/98
   In mixed form: 195/98

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