Subtract 6/20 from 1/2
1/2 - 6/20 is 1/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
1/2 = 1 × 10/2 × 10 = 10/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
6/20 = 6 × 1/20 × 1 = 6/20 - Subtract the two like fractions:
10/20 - 6/20 = 10 - 6/20 = 4/20 - After reducing the fraction, the answer is 1/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/2-12/20 1/4-6/20 1/2-6/40 3/2-6/20 1/2-18/20 1/6-6/20 1/2-6/60 5/2-6/20 1/2-30/20 1/10-6/20 7/2-6/20 1/2-42/20 1/14-6/20