Subtract 9/12 from 7/98, Solve 7/98

Subtract 9/12 from 7/98

7/98 - 9/12 is -19/28.

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,
7/98 = 7 × 6/98 × 6 = 42/588
Likewise, for the 2nd fraction, since 12 × 49 = 588,
9/12 = 9 × 49/12 × 49 = 441/588
Subtract the two like fractions:
42/588 - 441/588 = 42 - 441/588 = -399/588
After reducing the fraction, the answer is -19/28

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