Subtract 7/18 from 2/14
2/14 - 7/18 is -31/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
2/14 = 2 × 9/14 × 9 = 18/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
7/18 = 7 × 7/18 × 7 = 49/126 - Subtract the two like fractions:
18/126 - 49/126 = 18 - 49/126 = -31/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/14-7/18 2/14-14/18 2/28-7/18 2/14-7/36 6/14-7/18 2/14-21/18 2/42-7/18 2/14-7/54 10/14-7/18 2/14-35/18 2/70-7/18 2/14-7/90 2/14-49/18 2/98-7/18