Subtract 56/84 from 1/28
1/28 - 56/84 is -53/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
1/28 = 1 × 3/28 × 3 = 3/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
56/84 = 56 × 1/84 × 1 = 56/84 - Subtract the two like fractions:
3/84 - 56/84 = 3 - 56/84 = -53/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/28-56/84 1/56-56/84 3/28-56/84 1/84-56/84 5/28-56/84 7/28-56/84