Subtract 20/10 from 8/14
1st number: 8/14, 2nd number: 2 0/10
8/14 - 20/10 is -10/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
8/14 = 8 × 5/14 × 5 = 40/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
20/10 = 20 × 7/10 × 7 = 140/70 - Subtract the two like fractions:
40/70 - 140/70 = 40 - 140/70 = -100/70 - After reducing the fraction, the answer is -10/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14-20/10 8/14-40/10 8/28-20/10 24/14-20/10 8/14-60/10 8/42-20/10 8/14-20/30 40/14-20/10 8/70-20/10 8/14-20/50 56/14-20/10 8/98-20/10 8/14-20/70