Subtract 56/28 from 2/5
1st number: 2/5, 2nd number: 2 0/28
2/5 - 56/28 is -8/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
2/5 = 2 × 28/5 × 28 = 56/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
56/28 = 56 × 5/28 × 5 = 280/140 - Subtract the two like fractions:
56/140 - 280/140 = 56 - 280/140 = -224/140 - After reducing the fraction, the answer is -8/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5-56/28 2/10-56/28 6/5-56/28 2/15-56/28 2/5-56/84 10/5-56/28 2/25-56/28 14/5-56/28 2/35-56/28