Subtract 18/10 from 2/27
1st number: 2/27, 2nd number: 1 8/10
2/27 - 18/10 is -233/135.
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,
2/27 = 2 × 10/27 × 10 = 20/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
18/10 = 18 × 27/10 × 27 = 486/270 - Subtract the two like fractions:
20/270 - 486/270 = 20 - 486/270 = -466/270 - After reducing the fraction, the answer is -233/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/27-18/10 2/27-36/10 2/54-18/10 2/27-18/20 6/27-18/10 2/27-54/10 2/81-18/10 2/27-18/30 10/27-18/10 2/27-90/10 2/27-18/50 14/27-18/10 2/27-18/70