Subtract 5/21 from 6/14
6/14 - 5/21 is 4/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
6/14 = 6 × 3/14 × 3 = 18/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
5/21 = 5 × 2/21 × 2 = 10/42 - Subtract the two like fractions:
18/42 - 10/42 = 18 - 10/42 = 8/42 - After reducing the fraction, the answer is 4/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/14-5/21 6/14-10/21 6/28-5/21 6/14-5/42 18/14-5/21 6/14-15/21 6/42-5/21 6/14-5/63 30/14-5/21 6/14-25/21 6/70-5/21 42/14-5/21 6/14-35/21 6/98-5/21