Subtract 27/18 from 4/3
1st number: 1 1/3, 2nd number: 1 9/18
4/3 - 27/18 is -1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
4/3 = 4 × 6/3 × 6 = 24/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
27/18 = 27 × 1/18 × 1 = 27/18 - Subtract the two like fractions:
24/18 - 27/18 = 24 - 27/18 = -3/18 - After reducing the fraction, the answer is -1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/3-27/18 4/3-54/18 4/6-27/18 4/3-27/36 12/3-27/18 4/3-81/18 4/9-27/18 4/3-27/54 20/3-27/18 4/15-27/18 4/3-27/90 28/3-27/18 4/21-27/18