Subtract 4/30 from 20/14
1st number: 1 6/14, 2nd number: 4/30
20/14 - 4/30 is 136/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
20/14 = 20 × 15/14 × 15 = 300/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
4/30 = 4 × 7/30 × 7 = 28/210 - Subtract the two like fractions:
300/210 - 28/210 = 300 - 28/210 = 272/210 - After reducing the fraction, the answer is 136/105
- In mixed form: 131/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14-4/30 20/14-8/30 20/28-4/30 20/14-4/60 60/14-4/30 20/14-12/30 20/42-4/30 20/14-4/90 20/14-20/30 20/70-4/30 20/14-28/30 20/98-4/30