Subtract 9/5 from 4/2
1st number: 2 0/2, 2nd number: 1 4/5
4/2 - 9/5 is 1/5.
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,
9/5 = 9 × 2/5 × 2 = 18/10 - Subtract the two like fractions:
20/10 - 18/10 = 20 - 18/10 = 2/10 - 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: 8/2-9/5 4/2-18/5 4/2-9/10 12/2-9/5 4/2-27/5 4/6-9/5 4/2-9/15 20/2-9/5 4/2-45/5 4/10-9/5 4/2-9/25 28/2-9/5 4/2-63/5 4/14-9/5 4/2-9/35