Subtract 9/14 from 9/18
9/18 - 9/14 is -1/7.
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,
9/14 = 9 × 9/14 × 9 = 81/126 - Subtract the two like fractions:
63/126 - 81/126 = 63 - 81/126 = -18/126 - After reducing the fraction, the answer is -1/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18-18/14 9/36-9/14 9/18-9/28 27/18-9/14 9/18-27/14 9/54-9/14 9/18-9/42 45/18-9/14 9/18-45/14 9/90-9/14 9/18-9/70 63/18-9/14 9/18-63/14 9/18-9/98