Subtract 4/5 from 8/4
1st number: 2 0/4, 2nd number: 4/5
8/4 - 4/5 is 6/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
8/4 = 8 × 5/4 × 5 = 40/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
4/5 = 4 × 4/5 × 4 = 16/20 - Subtract the two like fractions:
40/20 - 16/20 = 40 - 16/20 = 24/20 - After reducing the fraction, the answer is 6/5
- In mixed form: 11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4-4/5 8/4-8/5 8/4-4/10 24/4-4/5 8/4-12/5 8/12-4/5 8/4-4/15 40/4-4/5 8/4-20/5 8/20-4/5 8/4-4/25 56/4-4/5 8/4-28/5 8/28-4/5 8/4-4/35