Answers

Subtract 80/20 from 9/98

1^st number: 9/98, 2^nd number: 4 0/20

9/98 - 80/20 is -383/98.

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,
   9/98 = 9 × 10/98 × 10 = 90/980
3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
   80/20 = 80 × 49/20 × 49 = 3920/980
4. Subtract the two like fractions:
   90/980 - 3920/980 = 90 - 3920/980 = -3830/980
5. After reducing the fraction, the answer is -383/98

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