Subtract 1/4 from 14/21
14/21 - 1/4 is 5/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
14/21 = 14 × 4/21 × 4 = 56/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
1/4 = 1 × 21/4 × 21 = 21/84 - Subtract the two like fractions:
56/84 - 21/84 = 56 - 21/84 = 35/84 - After reducing the fraction, the answer is 5/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/21-1/4 14/21-2/4 14/42-1/4 14/21-1/8 42/21-1/4 14/21-3/4 14/63-1/4 14/21-1/12 70/21-1/4 14/21-5/4 14/21-1/20 98/21-1/4 14/21-7/4 14/21-1/28