Subtract 20/96 from 1/18
1/18 - 20/96 is -11/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 96 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 18 × 16 = 288,
1/18 = 1 × 16/18 × 16 = 16/288 - Likewise, for the 2nd fraction, since 96 × 3 = 288,
20/96 = 20 × 3/96 × 3 = 60/288 - Subtract the two like fractions:
16/288 - 60/288 = 16 - 60/288 = -44/288 - After reducing the fraction, the answer is -11/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/18-20/96 1/18-40/96 1/36-20/96 3/18-20/96 1/18-60/96 1/54-20/96 5/18-20/96 1/90-20/96 7/18-20/96