Subtract 5/18 from 84/27
1st number: 3 3/27, 2nd number: 5/18
84/27 - 5/18 is 17/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
84/27 = 84 × 2/27 × 2 = 168/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
5/18 = 5 × 3/18 × 3 = 15/54 - Subtract the two like fractions:
168/54 - 15/54 = 168 - 15/54 = 153/54 - After reducing the fraction, the answer is 17/6
- In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27-10/18 84/54-5/18 84/27-5/36 84/27-15/18 84/81-5/18 84/27-5/54 84/27-25/18 84/27-5/90 84/27-35/18