Subtract 2/5 from 4/2
1st number: 2 0/2, 2nd number: 2/5
4/2 - 2/5 is 8/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
4/2 = 4 × 5/2 × 5 = 20/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
2/5 = 2 × 2/5 × 2 = 4/10 - Subtract the two like fractions:
20/10 - 4/10 = 20 - 4/10 = 16/10 - After reducing the fraction, the answer is 8/5
- In mixed form: 13/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2-2/5 4/2-4/5 4/2-2/10 12/2-2/5 4/2-6/5 4/6-2/5 4/2-2/15 20/2-2/5 4/2-10/5 4/10-2/5 4/2-2/25 28/2-2/5 4/2-14/5 4/14-2/5 4/2-2/35