Subtract 4/10 from 10/27
10/27 - 4/10 is -4/135.
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,
10/27 = 10 × 10/27 × 10 = 100/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
4/10 = 4 × 27/10 × 27 = 108/270 - Subtract the two like fractions:
100/270 - 108/270 = 100 - 108/270 = -8/270 - After reducing the fraction, the answer is -4/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/27-4/10 10/27-8/10 10/54-4/10 10/27-4/20 30/27-4/10 10/27-12/10 10/81-4/10 10/27-4/30 50/27-4/10 10/27-20/10 10/27-4/50 70/27-4/10 10/27-28/10 10/27-4/70