Subtract 28/54 from 1/14
1/14 - 28/54 is -169/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
1/14 = 1 × 27/14 × 27 = 27/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
28/54 = 28 × 7/54 × 7 = 196/378 - Subtract the two like fractions:
27/378 - 196/378 = 27 - 196/378 = -169/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/14-28/54 1/14-56/54 1/28-28/54 3/14-28/54 1/14-84/54 1/42-28/54 5/14-28/54 1/70-28/54 7/14-28/54 1/98-28/54