Subtract 6/9 from 20/6
1st number: 3 2/6, 2nd number: 6/9
20/6 - 6/9 is 8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
20/6 = 20 × 3/6 × 3 = 60/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
6/9 = 6 × 2/9 × 2 = 12/18 - Subtract the two like fractions:
60/18 - 12/18 = 60 - 12/18 = 48/18 - After reducing the fraction, the answer is 8/3
- In mixed form: 22/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/6-6/9 20/6-12/9 20/12-6/9 20/6-6/18 60/6-6/9 20/6-18/9 20/18-6/9 20/6-6/27 20/6-30/9 20/30-6/9 20/6-6/45 20/6-42/9 20/42-6/9 20/6-6/63