Answers

Subtract 98/80 from 5/98

1^st number: 5/98, 2^nd number: 1 18/80

5/98 - 98/80 is -2301/1960.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 80 is 3920
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3920
2. For the 1st fraction, since 98 × 40 = 3920,
   5/98 = 5 × 40/98 × 40 = 200/3920
3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
   98/80 = 98 × 49/80 × 49 = 4802/3920
4. Subtract the two like fractions:
   200/3920 - 4802/3920 = 200 - 4802/3920 = -4602/3920
5. After reducing the fraction, the answer is -2301/1960

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