Answers

Add 84/98 and 6/90

84/98 + 6/90 is 97/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 90 is 4410
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4410
2. For the 1st fraction, since 98 × 45 = 4410,
   84/98 = 84 × 45/98 × 45 = 3780/4410
3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
   6/90 = 6 × 49/90 × 49 = 294/4410
4. Add the two like fractions:
   3780/4410 + 294/4410 = 3780 + 294/4410 = 4074/4410
5. 4074/4410 simplified gives 97/105
6. So, 84/98 + 6/90 = 97/105

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