Subtract 20/56 from 8/4
1st number: 2 0/4, 2nd number: 20/56
8/4 - 20/56 is 23/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 4 × 14 = 56,
8/4 = 8 × 14/4 × 14 = 112/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Subtract the two like fractions:
112/56 - 20/56 = 112 - 20/56 = 92/56 - After reducing the fraction, the answer is 23/14
- In mixed form: 19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4-20/56 8/4-40/56 24/4-20/56 8/4-60/56 8/12-20/56 40/4-20/56 8/20-20/56 56/4-20/56 8/28-20/56