Subtract 12/14 from 9/18
9/18 - 12/14 is -5/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
9/18 = 9 × 7/18 × 7 = 63/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
12/14 = 12 × 9/14 × 9 = 108/126 - Subtract the two like fractions:
63/126 - 108/126 = 63 - 108/126 = -45/126 - After reducing the fraction, the answer is -5/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18-24/14 9/36-12/14 9/18-12/28 27/18-12/14 9/18-36/14 9/54-12/14 9/18-12/42 45/18-12/14 9/18-60/14 9/90-12/14 9/18-12/70 63/18-12/14 9/18-84/14 9/18-12/98