Subtract 4/10 from 3/27
3/27 - 4/10 is -13/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
3/27 = 3 × 10/27 × 10 = 30/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
4/10 = 4 × 27/10 × 27 = 108/270 - Subtract the two like fractions:
30/270 - 108/270 = 30 - 108/270 = -78/270 - After reducing the fraction, the answer is -13/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/27-4/10 3/27-8/10 3/54-4/10 3/27-4/20 9/27-4/10 3/27-12/10 3/81-4/10 3/27-4/30 15/27-4/10 3/27-20/10 3/27-4/50 21/27-4/10 3/27-28/10 3/27-4/70