Subtract 9/5 from 40/10
1st number: 4 0/10, 2nd number: 1 4/5
40/10 - 9/5 is 11/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
40/10 = 40 × 1/10 × 1 = 40/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
9/5 = 9 × 2/5 × 2 = 18/10 - Subtract the two like fractions:
40/10 - 18/10 = 40 - 18/10 = 22/10 - After reducing the fraction, the answer is 11/5
- In mixed form: 21/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10-9/5 40/10-18/5 40/20-9/5 40/10-9/10 40/10-27/5 40/30-9/5 40/10-9/15 40/10-45/5 40/50-9/5 40/10-9/25 40/10-63/5 40/70-9/5 40/10-9/35