Subtract 7/6 from 6/28
1st number: 6/28, 2nd number: 1 1/6
6/28 - 7/6 is -20/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 6 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
6/28 = 6 × 3/28 × 3 = 18/84 - Likewise, for the 2nd fraction, since 6 × 14 = 84,
7/6 = 7 × 14/6 × 14 = 98/84 - Subtract the two like fractions:
18/84 - 98/84 = 18 - 98/84 = -80/84 - After reducing the fraction, the answer is -20/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/28-7/6 6/28-14/6 6/56-7/6 6/28-7/12 18/28-7/6 6/28-21/6 6/84-7/6 6/28-7/18 30/28-7/6 6/28-35/6 6/28-7/30 42/28-7/6 6/28-49/6 6/28-7/42