Subtract 56/28 from 7/4
1st number: 1 3/4, 2nd number: 2 0/28
7/4 - 56/28 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
7/4 = 7 × 7/4 × 7 = 49/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
56/28 = 56 × 1/28 × 1 = 56/28 - Subtract the two like fractions:
49/28 - 56/28 = 49 - 56/28 = -7/28 - After reducing the fraction, the answer is -1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4-56/28 7/8-56/28 21/4-56/28 7/12-56/28 7/4-56/84 35/4-56/28 7/20-56/28 49/4-56/28 7/28-56/28