Answers

Subtract 48/12 from 81/98

1^st number: 81/98, 2^nd number: 4 0/12

81/98 - 48/12 is -311/98.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 12 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 98 × 6 = 588,
   81/98 = 81 × 6/98 × 6 = 486/588
3. Likewise, for the 2nd fraction, since 12 × 49 = 588,
   48/12 = 48 × 49/12 × 49 = 2352/588
4. Subtract the two like fractions:
   486/588 - 2352/588 = 486 - 2352/588 = -1866/588
5. After reducing the fraction, the answer is -311/98

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