Subtract 90/6 from 7/14
1st number: 7/14, 2nd number: 15 0/6
7/14 - 90/6 is -29/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
7/14 = 7 × 3/14 × 3 = 21/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
90/6 = 90 × 7/6 × 7 = 630/42 - Subtract the two like fractions:
21/42 - 630/42 = 21 - 630/42 = -609/42 - After reducing the fraction, the answer is -29/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/28-90/6 7/14-90/12 21/14-90/6 7/42-90/6 7/14-90/18 35/14-90/6 7/70-90/6 7/14-90/30 49/14-90/6 7/98-90/6 7/14-90/42