Subtract 20/16 from 56/8
1st number: 7 0/8, 2nd number: 1 4/16
56/8 - 20/16 is 23/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 8 × 2 = 16,
56/8 = 56 × 2/8 × 2 = 112/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
20/16 = 20 × 1/16 × 1 = 20/16 - Subtract the two like fractions:
112/16 - 20/16 = 112 - 20/16 = 92/16 - After reducing the fraction, the answer is 23/4
- In mixed form: 53/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-40/16 56/16-20/16 56/8-20/32 56/8-60/16 56/24-20/16 56/8-20/48 56/40-20/16 56/8-20/80