Answers

Subtract 12/20 from 8/98

8/98 - 12/20 is -127/245.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 20 is 980
   
   Next, find the equivalent fraction of both fractional numbers with denominator 980
2. For the 1st fraction, since 98 × 10 = 980,
   8/98 = 8 × 10/98 × 10 = 80/980
3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
   12/20 = 12 × 49/20 × 49 = 588/980
4. Subtract the two like fractions:
   80/980 - 588/980 = 80 - 588/980 = -508/980
5. After reducing the fraction, the answer is -127/245

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