Subtract 9/18 from 1/2
1/2 - 9/18 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
1/2 = 1 × 9/2 × 9 = 9/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
9/18 = 9 × 1/18 × 1 = 9/18 - Subtract the two like fractions:
9/18 - 9/18 = 9 - 9/18 = 0/18 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/4-9/18 1/2-9/36 3/2-9/18 1/2-27/18 1/6-9/18 1/2-9/54 5/2-9/18 1/2-45/18 1/10-9/18 1/2-9/90 7/2-9/18 1/2-63/18 1/14-9/18