Subtract 42/12 from 8/98, Solve 8/98

Subtract 42/12 from 8/98

1^st number: 8/98, 2^nd number: 3 6/12

8/98 - 42/12 is -335/98.

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,
8/98 = 8 × 6/98 × 6 = 48/588
Likewise, for the 2nd fraction, since 12 × 49 = 588,
42/12 = 42 × 49/12 × 49 = 2058/588
Subtract the two like fractions:
48/588 - 2058/588 = 48 - 2058/588 = -2010/588
After reducing the fraction, the answer is -335/98

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