Subtract 20/8 from 40/6
1st number: 6 4/6, 2nd number: 2 4/8
40/6 - 20/8 is 25/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 6 × 4 = 24,
40/6 = 40 × 4/6 × 4 = 160/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
20/8 = 20 × 3/8 × 3 = 60/24 - Subtract the two like fractions:
160/24 - 60/24 = 160 - 60/24 = 100/24 - After reducing the fraction, the answer is 25/6
- In mixed form: 41/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/6-20/8 40/6-40/8 40/12-20/8 40/6-20/16 40/6-60/8 40/18-20/8 40/6-20/24 40/30-20/8 40/6-20/40 40/42-20/8 40/6-20/56