Subtract 5/6 from 3/9
3/9 - 5/6 is -1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 6 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
3/9 = 3 × 2/9 × 2 = 6/18 - Likewise, for the 2nd fraction, since 6 × 3 = 18,
5/6 = 5 × 3/6 × 3 = 15/18 - Subtract the two like fractions:
6/18 - 15/18 = 6 - 15/18 = -9/18 - After reducing the fraction, the answer is -1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9-5/6 3/9-10/6 3/18-5/6 3/9-5/12 3/9-15/6 3/27-5/6 3/9-5/18 15/9-5/6 3/9-25/6 3/45-5/6 3/9-5/30 21/9-5/6 3/9-35/6 3/63-5/6 3/9-5/42