Answers

Subtract 80/63 from 1/98

1^st number: 1/98, 2^nd number: 1 17/63

1/98 - 80/63 is -1111/882.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 63 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 98 × 9 = 882,
   1/98 = 1 × 9/98 × 9 = 9/882
3. Likewise, for the 2nd fraction, since 63 × 14 = 882,
   80/63 = 80 × 14/63 × 14 = 1120/882
4. Subtract the two like fractions:
   9/882 - 1120/882 = 9 - 1120/882 = -1111/882

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