Subtract 1/54 from 4/28
4/28 - 1/54 is 47/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
4/28 = 4 × 27/28 × 27 = 108/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
1/54 = 1 × 14/54 × 14 = 14/756 - Subtract the two like fractions:
108/756 - 14/756 = 108 - 14/756 = 94/756 - After reducing the fraction, the answer is 47/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28-1/54 4/28-2/54 4/56-1/54 12/28-1/54 4/28-3/54 4/84-1/54 20/28-1/54 4/28-5/54 4/28-7/54