Subtract 9/20 from 56/8
1st number: 7 0/8, 2nd number: 9/20
56/8 - 9/20 is 131/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
56/8 = 56 × 5/8 × 5 = 280/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
9/20 = 9 × 2/20 × 2 = 18/40 - Subtract the two like fractions:
280/40 - 18/40 = 280 - 18/40 = 262/40 - After reducing the fraction, the answer is 131/20
- In mixed form: 611/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-18/20 56/16-9/20 56/8-9/40 56/8-27/20 56/24-9/20 56/8-9/60 56/8-45/20 56/40-9/20 56/8-63/20