Subtract 2/4 from 1/3
1/3 - 2/4 is -1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
1/3 = 1 × 4/3 × 4 = 4/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
2/4 = 2 × 3/4 × 3 = 6/12 - Subtract the two like fractions:
4/12 - 6/12 = 4 - 6/12 = -2/12 - After reducing the fraction, the answer is -1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/3-2/4 1/6-2/4 1/3-2/8 1/3-6/4 1/9-2/4 1/3-2/12 5/3-2/4 1/3-10/4 1/15-2/4 1/3-2/20 7/3-2/4 1/3-14/4 1/21-2/4 1/3-2/28