Subtract 18/36 from 10/18
10/18 - 18/36 is 1/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
10/18 = 10 × 2/18 × 2 = 20/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
18/36 = 18 × 1/36 × 1 = 18/36 - Subtract the two like fractions:
20/36 - 18/36 = 20 - 18/36 = 2/36 - After reducing the fraction, the answer is 1/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18-18/36 10/36-18/36 10/18-18/72 30/18-18/36 10/18-54/36 10/54-18/36 50/18-18/36 10/18-90/36 10/90-18/36 70/18-18/36