Subtract 3/98 from 2/12, Solve 2/12

Subtract 3/98 from 2/12

2/12 - 3/98 is 20/147.

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,
3/98 = 3 × 6/98 × 6 = 18/588
Subtract the two like fractions:
98/588 - 18/588 = 98 - 18/588 = 80/588
After reducing the fraction, the answer is 20/147

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad