Subtract 6/12 from 18/98, Solve 18/98

Subtract 6/12 from 18/98

18/98 - 6/12 is -31/98.

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,
18/98 = 18 × 6/98 × 6 = 108/588
Likewise, for the 2nd fraction, since 12 × 49 = 588,
6/12 = 6 × 49/12 × 49 = 294/588
Subtract the two like fractions:
108/588 - 294/588 = 108 - 294/588 = -186/588
After reducing the fraction, the answer is -31/98

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