Answers

Subtract 84/90 from 8/98

8/98 - 84/90 is -626/735.

Steps for subtracting 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,
   8/98 = 8 × 45/98 × 45 = 360/4410
3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
   84/90 = 84 × 49/90 × 49 = 4116/4410
4. Subtract the two like fractions:
   360/4410 - 4116/4410 = 360 - 4116/4410 = -3756/4410
5. After reducing the fraction, the answer is -626/735

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