Subtract 5/20 from 7/12
7/12 - 5/20 is 1/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
7/12 = 7 × 5/12 × 5 = 35/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
5/20 = 5 × 3/20 × 3 = 15/60 - Subtract the two like fractions:
35/60 - 15/60 = 35 - 15/60 = 20/60 - After reducing the fraction, the answer is 1/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12-5/20 7/12-10/20 7/24-5/20 7/12-5/40 21/12-5/20 7/12-15/20 7/36-5/20 7/12-5/60 35/12-5/20 7/12-25/20 7/60-5/20 49/12-5/20 7/12-35/20 7/84-5/20