Subtract 56/20 from 9/2
1st number: 4 1/2, 2nd number: 2 16/20
9/2 - 56/20 is 17/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
9/2 = 9 × 10/2 × 10 = 90/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
56/20 = 56 × 1/20 × 1 = 56/20 - Subtract the two like fractions:
90/20 - 56/20 = 90 - 56/20 = 34/20 - After reducing the fraction, the answer is 17/10
- In mixed form: 17/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/2-56/20 9/4-56/20 9/2-56/40 27/2-56/20 9/6-56/20 9/2-56/60 45/2-56/20 9/10-56/20 63/2-56/20 9/14-56/20