Subtract 4/18 from 27/3
1st number: 9 0/3, 2nd number: 4/18
27/3 - 4/18 is 79/9.
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,
27/3 = 27 × 6/3 × 6 = 162/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
4/18 = 4 × 1/18 × 1 = 4/18 - Subtract the two like fractions:
162/18 - 4/18 = 162 - 4/18 = 158/18 - After reducing the fraction, the answer is 79/9
- In mixed form: 87/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/3-4/18 27/3-8/18 27/6-4/18 27/3-4/36 81/3-4/18 27/3-12/18 27/9-4/18 27/3-4/54 27/3-20/18 27/15-4/18 27/3-4/90 27/3-28/18 27/21-4/18