Subtract 1/18 from 6/12
6/12 - 1/18 is 4/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
6/12 = 6 × 3/12 × 3 = 18/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
1/18 = 1 × 2/18 × 2 = 2/36 - Subtract the two like fractions:
18/36 - 2/36 = 18 - 2/36 = 16/36 - After reducing the fraction, the answer is 4/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12-2/18 6/24-1/18 6/12-1/36 18/12-1/18 6/12-3/18 6/36-1/18 6/12-1/54 30/12-1/18 6/12-5/18 6/60-1/18 6/12-1/90 42/12-1/18 6/12-7/18 6/84-1/18