Subtract 10/14 from 3/9
3/9 - 10/14 is -8/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
3/9 = 3 × 14/9 × 14 = 42/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
10/14 = 10 × 9/14 × 9 = 90/126 - Subtract the two like fractions:
42/126 - 90/126 = 42 - 90/126 = -48/126 - After reducing the fraction, the answer is -8/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9-10/14 3/9-20/14 3/18-10/14 3/9-10/28 3/9-30/14 3/27-10/14 3/9-10/42 15/9-10/14 3/9-50/14 3/45-10/14 3/9-10/70 21/9-10/14 3/9-70/14 3/63-10/14 3/9-10/98