Subtract 8/54 from 10/18
10/18 - 8/54 is 11/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
10/18 = 10 × 3/18 × 3 = 30/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
8/54 = 8 × 1/54 × 1 = 8/54 - Subtract the two like fractions:
30/54 - 8/54 = 30 - 8/54 = 22/54 - After reducing the fraction, the answer is 11/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18-8/54 10/18-16/54 10/36-8/54 30/18-8/54 10/18-24/54 10/54-8/54 50/18-8/54 10/18-40/54 10/90-8/54 70/18-8/54 10/18-56/54