Subtract 7/9 from 28/14
1st number: 2 0/14, 2nd number: 7/9
28/14 - 7/9 is 11/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
28/14 = 28 × 9/14 × 9 = 252/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
7/9 = 7 × 14/9 × 14 = 98/126 - Subtract the two like fractions:
252/126 - 98/126 = 252 - 98/126 = 154/126 - After reducing the fraction, the answer is 11/9
- In mixed form: 12/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14-7/9 28/14-14/9 28/14-7/18 84/14-7/9 28/14-21/9 28/42-7/9 28/14-7/27 28/14-35/9 28/70-7/9 28/14-7/45 28/14-49/9 28/98-7/9 28/14-7/63