Subtract 8/6 from 8/20
1st number: 8/20, 2nd number: 1 2/6
8/20 - 8/6 is -14/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
8/20 = 8 × 3/20 × 3 = 24/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
8/6 = 8 × 10/6 × 10 = 80/60 - Subtract the two like fractions:
24/60 - 80/60 = 24 - 80/60 = -56/60 - After reducing the fraction, the answer is -14/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20-8/6 8/20-16/6 8/40-8/6 8/20-8/12 24/20-8/6 8/20-24/6 8/60-8/6 8/20-8/18 40/20-8/6 8/20-40/6 8/20-8/30 56/20-8/6 8/20-56/6 8/20-8/42