Subtract 15/12 from 3/98, Solve 3/98

Subtract 15/12 from 3/98

1^st number: 3/98, 2^nd number: 1 3/12

3/98 - 15/12 is -239/196.

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
For the 1st fraction, since 98 × 6 = 588,
3/98 = 3 × 6/98 × 6 = 18/588
Likewise, for the 2nd fraction, since 12 × 49 = 588,
15/12 = 15 × 49/12 × 49 = 735/588
Subtract the two like fractions:
18/588 - 735/588 = 18 - 735/588 = -717/588
After reducing the fraction, the answer is -239/196

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