Subtract 9/20 from 32/10
1st number: 3 2/10, 2nd number: 9/20
32/10 - 9/20 is 11/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
32/10 = 32 × 2/10 × 2 = 64/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
9/20 = 9 × 1/20 × 1 = 9/20 - Subtract the two like fractions:
64/20 - 9/20 = 64 - 9/20 = 55/20 - After reducing the fraction, the answer is 11/4
- In mixed form: 23/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/10-9/20 32/10-18/20 32/20-9/20 32/10-9/40 96/10-9/20 32/10-27/20 32/30-9/20 32/10-9/60 32/10-45/20 32/50-9/20 32/10-63/20 32/70-9/20