Subtract 3/9 from 5/27
5/27 - 3/9 is -4/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
5/27 = 5 × 1/27 × 1 = 5/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
3/9 = 3 × 3/9 × 3 = 9/27 - Subtract the two like fractions:
5/27 - 9/27 = 5 - 9/27 = -4/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/27-3/9 5/27-6/9 5/54-3/9 5/27-3/18 15/27-3/9 5/81-3/9 5/27-3/27 25/27-3/9 5/27-15/9 5/27-3/45 35/27-3/9 5/27-21/9 5/27-3/63