Subtract 5/4 from 20/56
1st number: 20/56, 2nd number: 1 1/4
20/56 - 5/4 is -25/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 4 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Likewise, for the 2nd fraction, since 4 × 14 = 56,
5/4 = 5 × 14/4 × 14 = 70/56 - Subtract the two like fractions:
20/56 - 70/56 = 20 - 70/56 = -50/56 - After reducing the fraction, the answer is -25/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/56-5/4 20/56-10/4 20/56-5/8 60/56-5/4 20/56-15/4 20/56-5/12 20/56-25/4 20/56-5/20 20/56-35/4 20/56-5/28