Subtract 20/49 from 2/12
2/12 - 20/49 is -71/294.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 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 49 × 12 = 588,
20/49 = 20 × 12/49 × 12 = 240/588 - Subtract the two like fractions:
98/588 - 240/588 = 98 - 240/588 = -142/588 - After reducing the fraction, the answer is -71/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12-20/49 2/12-40/49 2/24-20/49 2/12-20/98 6/12-20/49 2/12-60/49 2/36-20/49 10/12-20/49 2/60-20/49 14/12-20/49 2/84-20/49