Subtract 15/12 from 18/98
1st number: 18/98, 2nd number: 1 3/12
18/98 - 15/12 is -209/196.
Steps for subtracting fractions
- 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,
15/12 = 15 × 49/12 × 49 = 735/588 - Subtract the two like fractions:
108/588 - 735/588 = 108 - 735/588 = -627/588 - After reducing the fraction, the answer is -209/196
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