Answers

Add 84/98 and 84/21

1^st number: 84/98, 2^nd number: 4 0/21

84/98 + 84/21 is 34/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 21 is 294
   
   Next, find the equivalent fraction of both fractional numbers with denominator 294
2. For the 1st fraction, since 98 × 3 = 294,
   84/98 = 84 × 3/98 × 3 = 252/294
3. Likewise, for the 2nd fraction, since 21 × 14 = 294,
   84/21 = 84 × 14/21 × 14 = 1176/294
4. Add the two like fractions:
   252/294 + 1176/294 = 252 + 1176/294 = 1428/294
5. 1428/294 simplified gives 34/7
6. So, 84/98 + 84/21 = 34/7
   In mixed form: 46/7

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