Subtract 14/56 from 20/54
20/54 - 14/56 is 13/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
20/54 = 20 × 28/54 × 28 = 560/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
14/56 = 14 × 27/56 × 27 = 378/1512 - Subtract the two like fractions:
560/1512 - 378/1512 = 560 - 378/1512 = 182/1512 - After reducing the fraction, the answer is 13/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54-14/56 20/54-28/56 60/54-14/56 20/54-42/56 20/54-70/56 20/54-98/56