Subtract 7/20 from 48/14
1st number: 3 6/14, 2nd number: 7/20
48/14 - 7/20 is 431/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
48/14 = 48 × 10/14 × 10 = 480/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
7/20 = 7 × 7/20 × 7 = 49/140 - Subtract the two like fractions:
480/140 - 49/140 = 480 - 49/140 = 431/140 - In mixed form: 311/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/14-7/20 48/14-14/20 48/28-7/20 48/14-7/40 48/14-21/20 48/42-7/20 48/14-7/60 48/14-35/20 48/70-7/20 48/14-49/20 48/98-7/20