Subtract 20/56 from 2/4
2/4 - 20/56 is 1/7.
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,
2/4 = 2 × 14/4 × 14 = 28/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Subtract the two like fractions:
28/56 - 20/56 = 28 - 20/56 = 8/56 - After reducing the fraction, the answer is 1/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4-40/56 2/8-20/56 6/4-20/56 2/4-60/56 2/12-20/56 10/4-20/56 2/20-20/56 14/4-20/56 2/28-20/56