Subtract 7/18 from 3/14
3/14 - 7/18 is -11/63.
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,
3/14 = 3 × 9/14 × 9 = 27/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
7/18 = 7 × 7/18 × 7 = 49/126 - Subtract the two like fractions:
27/126 - 49/126 = 27 - 49/126 = -22/126 - After reducing the fraction, the answer is -11/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/14-7/18 3/14-14/18 3/28-7/18 3/14-7/36 9/14-7/18 3/14-21/18 3/42-7/18 3/14-7/54 15/14-7/18 3/14-35/18 3/70-7/18 3/14-7/90 21/14-7/18 3/14-49/18 3/98-7/18