Subtract 81/98 from 2/12
2/12 - 81/98 is -97/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
2/12 = 2 × 49/12 × 49 = 98/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
81/98 = 81 × 6/98 × 6 = 486/588 - Subtract the two like fractions:
98/588 - 486/588 = 98 - 486/588 = -388/588 - After reducing the fraction, the answer is -97/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12-81/98 2/24-81/98 6/12-81/98 2/36-81/98 10/12-81/98 2/60-81/98 14/12-81/98 2/84-81/98