Subtract 20/6 from 7/12
1st number: 7/12, 2nd number: 3 2/6
7/12 - 20/6 is -11/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
7/12 = 7 × 1/12 × 1 = 7/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
20/6 = 20 × 2/6 × 2 = 40/12 - Subtract the two like fractions:
7/12 - 40/12 = 7 - 40/12 = -33/12 - After reducing the fraction, the answer is -11/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12-20/6 7/12-40/6 7/24-20/6 7/12-20/12 21/12-20/6 7/12-60/6 7/36-20/6 7/12-20/18 35/12-20/6 7/60-20/6 7/12-20/30 49/12-20/6 7/84-20/6 7/12-20/42