Subtract 7/20 from 14/30
14/30 - 7/20 is 7/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
14/30 = 14 × 2/30 × 2 = 28/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
7/20 = 7 × 3/20 × 3 = 21/60 - Subtract the two like fractions:
28/60 - 21/60 = 28 - 21/60 = 7/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/30-7/20 14/30-14/20 14/60-7/20 14/30-7/40 42/30-7/20 14/30-21/20 14/90-7/20 14/30-7/60 70/30-7/20 14/30-35/20 98/30-7/20 14/30-49/20