Subtract 14/27 from 45/18
1st number: 2 9/18, 2nd number: 14/27
45/18 - 14/27 is 107/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
45/18 = 45 × 3/18 × 3 = 135/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
14/27 = 14 × 2/27 × 2 = 28/54 - Subtract the two like fractions:
135/54 - 28/54 = 135 - 28/54 = 107/54 - In mixed form: 153/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/18-14/27 45/18-28/27 45/36-14/27 45/18-14/54 45/18-42/27 45/54-14/27 45/18-14/81 45/18-70/27 45/90-14/27 45/18-98/27