Subtract 18/28 from 56/5
1st number: 11 1/5, 2nd number: 18/28
56/5 - 18/28 is 739/70.
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,
56/5 = 56 × 28/5 × 28 = 1568/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
18/28 = 18 × 5/28 × 5 = 90/140 - Subtract the two like fractions:
1568/140 - 90/140 = 1568 - 90/140 = 1478/140 - After reducing the fraction, the answer is 739/70
- In mixed form: 1039/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5-36/28 56/10-18/28 56/5-18/56 56/5-54/28 56/15-18/28 56/5-18/84 56/5-90/28 56/25-18/28 56/35-18/28